diff --git a/backend-node/src/controllers/workInstructionController.ts b/backend-node/src/controllers/workInstructionController.ts
index f37584d3..9f855147 100644
--- a/backend-node/src/controllers/workInstructionController.ts
+++ b/backend-node/src/controllers/workInstructionController.ts
@@ -188,13 +188,25 @@ export async function save(req: AuthenticatedRequest, res: Response) {
         wiId = insertRes.rows[0].id;
       }
 
+      let totalQty = 0;
+      let firstRouting: string | null = null;
       for (const item of items) {
+        const itemRouting = item.routing || null;
+        if (!firstRouting && itemRouting) firstRouting = itemRouting;
+        totalQty += Number(item.qty || 0);
         await client.query(
           `INSERT INTO work_instruction_detail (id,company_code,work_instruction_no,work_instruction_id,item_number,qty,remark,source_table,source_id,part_code,routing_version_id,created_date,writer) VALUES (gen_random_uuid()::text,$1,$2,$3,$4,$5,$6,$7,$8,$9,$10,NOW(),$11)`,
-          [companyCode, wiNo, wiId, item.itemNumber||item.itemCode||"", item.qty||"0", item.remark||"", item.sourceTable||"", item.sourceId||"", item.partCode||item.itemNumber||item.itemCode||"", item.routing||null, userId]
+          [companyCode, wiNo, wiId, item.itemNumber||item.itemCode||"", item.qty||"0", item.remark||"", item.sourceTable||"", item.sourceId||"", item.partCode||item.itemNumber||item.itemCode||"", itemRouting, userId]
         );
       }
 
+      // 마스터 qty/routing 자동 동기화 (디테일 합계 + 첫 번째 라우팅)
+      const effectiveRouting = routingVersionId || firstRouting;
+      await client.query(
+        `UPDATE work_instruction SET qty = $1, routing = COALESCE(routing, $2) WHERE id = $3`,
+        [String(totalQty), effectiveRouting, wiId]
+      );
+
       await client.query("COMMIT");
       return res.json({ success: true, data: { id: wiId, workInstructionNo: wiNo } });
     } catch (txErr) { await client.query("ROLLBACK"); throw txErr; }
diff --git a/frontend/app/(main)/COMPANY_10/equipment/info/page.tsx b/frontend/app/(main)/COMPANY_10/equipment/info/page.tsx
index f32273ae..cad20e4d 100644
--- a/frontend/app/(main)/COMPANY_10/equipment/info/page.tsx
+++ b/frontend/app/(main)/COMPANY_10/equipment/info/page.tsx
@@ -35,6 +35,7 @@ import { useTableSettings } from "@/hooks/useTableSettings";
 import { TableSettingsModal } from "@/components/common/TableSettingsModal";
 import { DynamicSearchFilter, FilterValue } from "@/components/common/DynamicSearchFilter";
 import { EDataTable, EDataTableColumn } from "@/components/common/EDataTable";
+import { previewNumberingCode, allocateNumberingCode } from "@/lib/api/numberingRule";
 
 const EQUIP_TABLE = "equipment_mng";
 const INSPECTION_TABLE = "equipment_inspection_item";
@@ -73,6 +74,7 @@ export default function EquipmentInfoPage() {
   const [equipModalOpen, setEquipModalOpen] = useState(false);
   const [equipEditMode, setEquipEditMode] = useState(false);
   const [equipForm, setEquipForm] = useState<Record<string, any>>({});
+  const [equipCodeRuleId, setEquipCodeRuleId] = useState<string | null>(null);
   const [saving, setSaving] = useState(false);
 
   // 기본정보 탭 편집 폼
@@ -242,7 +244,20 @@ export default function EquipmentInfoPage() {
   };
 
   // 설비 등록/수정
-  const openEquipRegister = () => { setEquipForm({}); setEquipEditMode(false); setEquipModalOpen(true); };
+  const openEquipRegister = async () => {
+    setEquipForm({}); setEquipEditMode(false); setEquipCodeRuleId(null); setEquipModalOpen(true);
+    try {
+      const ruleRes = await apiClient.get("/numbering-rules/by-column/equipment_mng/equipment_code");
+      if (ruleRes.data?.success && ruleRes.data?.data?.ruleId) {
+        const ruleId = ruleRes.data.data.ruleId;
+        setEquipCodeRuleId(ruleId);
+        const previewRes = await previewNumberingCode(ruleId);
+        if (previewRes.success && previewRes.data?.generatedCode) {
+          setEquipForm((p) => ({ ...p, equipment_code: previewRes.data.generatedCode }));
+        }
+      }
+    } catch { /* 채번 규칙 없으면 수동 입력 */ }
+  };
   const openEquipEdit = () => { if (!selectedEquip) return; setEquipForm({ ...selectedEquip }); setEquipEditMode(true); setEquipModalOpen(true); };
 
   const handleEquipSave = async () => {
@@ -254,6 +269,16 @@ export default function EquipmentInfoPage() {
         await apiClient.put(`/table-management/tables/${EQUIP_TABLE}/edit`, { originalData: { id }, updatedData: fields });
         toast.success("수정되었습니다.");
       } else {
+        // 채번 규칙이 있으면 allocate
+        if (equipCodeRuleId) {
+          try {
+            const allocRes = await allocateNumberingCode(equipCodeRuleId);
+            if (allocRes.success && allocRes.data?.generatedCode) {
+              fields.equipment_code = allocRes.data.generatedCode;
+            } else { toast.error("설비코드 채번 실패"); setSaving(false); return; }
+          } catch { toast.error("설비코드 채번 실패"); setSaving(false); return; }
+        }
+        if (!fields.equipment_code) { toast.error("설비코드는 필수입니다."); setSaving(false); return; }
         await apiClient.post(`/table-management/tables/${EQUIP_TABLE}/add`, { id: crypto.randomUUID(), ...fields });
         toast.success("등록되었습니다.");
       }
@@ -709,7 +734,7 @@ export default function EquipmentInfoPage() {
           <div className="flex-1 overflow-y-auto">
             <div className="grid grid-cols-2 gap-4 py-4">
               <div className="space-y-1.5"><Label className="text-sm">설비코드</Label>
-                <Input value={equipForm.equipment_code || ""} onChange={(e) => setEquipForm((p) => ({ ...p, equipment_code: e.target.value }))} placeholder="설비코드" className="h-9" disabled={equipEditMode} /></div>
+                <Input value={equipForm.equipment_code || ""} onChange={(e) => !equipCodeRuleId && setEquipForm((p) => ({ ...p, equipment_code: e.target.value }))} readOnly={!!equipCodeRuleId || equipEditMode} placeholder={equipCodeRuleId ? "자동 채번" : "설비코드"} className={cn("h-9", (equipCodeRuleId || equipEditMode) && "bg-muted cursor-not-allowed")} /></div>
               <div className="space-y-1.5"><Label className="text-sm">설비명 <span className="text-destructive">*</span></Label>
                 <Input value={equipForm.equipment_name || ""} onChange={(e) => setEquipForm((p) => ({ ...p, equipment_name: e.target.value }))} placeholder="설비명" className="h-9" /></div>
               <div className="space-y-1.5"><Label className="text-sm">설비유형</Label>
diff --git a/frontend/app/(main)/COMPANY_16/equipment/info/page.tsx b/frontend/app/(main)/COMPANY_16/equipment/info/page.tsx
index f32273ae..cad20e4d 100644
--- a/frontend/app/(main)/COMPANY_16/equipment/info/page.tsx
+++ b/frontend/app/(main)/COMPANY_16/equipment/info/page.tsx
@@ -35,6 +35,7 @@ import { useTableSettings } from "@/hooks/useTableSettings";
 import { TableSettingsModal } from "@/components/common/TableSettingsModal";
 import { DynamicSearchFilter, FilterValue } from "@/components/common/DynamicSearchFilter";
 import { EDataTable, EDataTableColumn } from "@/components/common/EDataTable";
+import { previewNumberingCode, allocateNumberingCode } from "@/lib/api/numberingRule";
 
 const EQUIP_TABLE = "equipment_mng";
 const INSPECTION_TABLE = "equipment_inspection_item";
@@ -73,6 +74,7 @@ export default function EquipmentInfoPage() {
   const [equipModalOpen, setEquipModalOpen] = useState(false);
   const [equipEditMode, setEquipEditMode] = useState(false);
   const [equipForm, setEquipForm] = useState<Record<string, any>>({});
+  const [equipCodeRuleId, setEquipCodeRuleId] = useState<string | null>(null);
   const [saving, setSaving] = useState(false);
 
   // 기본정보 탭 편집 폼
@@ -242,7 +244,20 @@ export default function EquipmentInfoPage() {
   };
 
   // 설비 등록/수정
-  const openEquipRegister = () => { setEquipForm({}); setEquipEditMode(false); setEquipModalOpen(true); };
+  const openEquipRegister = async () => {
+    setEquipForm({}); setEquipEditMode(false); setEquipCodeRuleId(null); setEquipModalOpen(true);
+    try {
+      const ruleRes = await apiClient.get("/numbering-rules/by-column/equipment_mng/equipment_code");
+      if (ruleRes.data?.success && ruleRes.data?.data?.ruleId) {
+        const ruleId = ruleRes.data.data.ruleId;
+        setEquipCodeRuleId(ruleId);
+        const previewRes = await previewNumberingCode(ruleId);
+        if (previewRes.success && previewRes.data?.generatedCode) {
+          setEquipForm((p) => ({ ...p, equipment_code: previewRes.data.generatedCode }));
+        }
+      }
+    } catch { /* 채번 규칙 없으면 수동 입력 */ }
+  };
   const openEquipEdit = () => { if (!selectedEquip) return; setEquipForm({ ...selectedEquip }); setEquipEditMode(true); setEquipModalOpen(true); };
 
   const handleEquipSave = async () => {
@@ -254,6 +269,16 @@ export default function EquipmentInfoPage() {
         await apiClient.put(`/table-management/tables/${EQUIP_TABLE}/edit`, { originalData: { id }, updatedData: fields });
         toast.success("수정되었습니다.");
       } else {
+        // 채번 규칙이 있으면 allocate
+        if (equipCodeRuleId) {
+          try {
+            const allocRes = await allocateNumberingCode(equipCodeRuleId);
+            if (allocRes.success && allocRes.data?.generatedCode) {
+              fields.equipment_code = allocRes.data.generatedCode;
+            } else { toast.error("설비코드 채번 실패"); setSaving(false); return; }
+          } catch { toast.error("설비코드 채번 실패"); setSaving(false); return; }
+        }
+        if (!fields.equipment_code) { toast.error("설비코드는 필수입니다."); setSaving(false); return; }
         await apiClient.post(`/table-management/tables/${EQUIP_TABLE}/add`, { id: crypto.randomUUID(), ...fields });
         toast.success("등록되었습니다.");
       }
@@ -709,7 +734,7 @@ export default function EquipmentInfoPage() {
           <div className="flex-1 overflow-y-auto">
             <div className="grid grid-cols-2 gap-4 py-4">
               <div className="space-y-1.5"><Label className="text-sm">설비코드</Label>
-                <Input value={equipForm.equipment_code || ""} onChange={(e) => setEquipForm((p) => ({ ...p, equipment_code: e.target.value }))} placeholder="설비코드" className="h-9" disabled={equipEditMode} /></div>
+                <Input value={equipForm.equipment_code || ""} onChange={(e) => !equipCodeRuleId && setEquipForm((p) => ({ ...p, equipment_code: e.target.value }))} readOnly={!!equipCodeRuleId || equipEditMode} placeholder={equipCodeRuleId ? "자동 채번" : "설비코드"} className={cn("h-9", (equipCodeRuleId || equipEditMode) && "bg-muted cursor-not-allowed")} /></div>
               <div className="space-y-1.5"><Label className="text-sm">설비명 <span className="text-destructive">*</span></Label>
                 <Input value={equipForm.equipment_name || ""} onChange={(e) => setEquipForm((p) => ({ ...p, equipment_name: e.target.value }))} placeholder="설비명" className="h-9" /></div>
               <div className="space-y-1.5"><Label className="text-sm">설비유형</Label>
diff --git a/frontend/app/(main)/COMPANY_29/equipment/info/page.tsx b/frontend/app/(main)/COMPANY_29/equipment/info/page.tsx
index f32273ae..cad20e4d 100644
--- a/frontend/app/(main)/COMPANY_29/equipment/info/page.tsx
+++ b/frontend/app/(main)/COMPANY_29/equipment/info/page.tsx
@@ -35,6 +35,7 @@ import { useTableSettings } from "@/hooks/useTableSettings";
 import { TableSettingsModal } from "@/components/common/TableSettingsModal";
 import { DynamicSearchFilter, FilterValue } from "@/components/common/DynamicSearchFilter";
 import { EDataTable, EDataTableColumn } from "@/components/common/EDataTable";
+import { previewNumberingCode, allocateNumberingCode } from "@/lib/api/numberingRule";
 
 const EQUIP_TABLE = "equipment_mng";
 const INSPECTION_TABLE = "equipment_inspection_item";
@@ -73,6 +74,7 @@ export default function EquipmentInfoPage() {
   const [equipModalOpen, setEquipModalOpen] = useState(false);
   const [equipEditMode, setEquipEditMode] = useState(false);
   const [equipForm, setEquipForm] = useState<Record<string, any>>({});
+  const [equipCodeRuleId, setEquipCodeRuleId] = useState<string | null>(null);
   const [saving, setSaving] = useState(false);
 
   // 기본정보 탭 편집 폼
@@ -242,7 +244,20 @@ export default function EquipmentInfoPage() {
   };
 
   // 설비 등록/수정
-  const openEquipRegister = () => { setEquipForm({}); setEquipEditMode(false); setEquipModalOpen(true); };
+  const openEquipRegister = async () => {
+    setEquipForm({}); setEquipEditMode(false); setEquipCodeRuleId(null); setEquipModalOpen(true);
+    try {
+      const ruleRes = await apiClient.get("/numbering-rules/by-column/equipment_mng/equipment_code");
+      if (ruleRes.data?.success && ruleRes.data?.data?.ruleId) {
+        const ruleId = ruleRes.data.data.ruleId;
+        setEquipCodeRuleId(ruleId);
+        const previewRes = await previewNumberingCode(ruleId);
+        if (previewRes.success && previewRes.data?.generatedCode) {
+          setEquipForm((p) => ({ ...p, equipment_code: previewRes.data.generatedCode }));
+        }
+      }
+    } catch { /* 채번 규칙 없으면 수동 입력 */ }
+  };
   const openEquipEdit = () => { if (!selectedEquip) return; setEquipForm({ ...selectedEquip }); setEquipEditMode(true); setEquipModalOpen(true); };
 
   const handleEquipSave = async () => {
@@ -254,6 +269,16 @@ export default function EquipmentInfoPage() {
         await apiClient.put(`/table-management/tables/${EQUIP_TABLE}/edit`, { originalData: { id }, updatedData: fields });
         toast.success("수정되었습니다.");
       } else {
+        // 채번 규칙이 있으면 allocate
+        if (equipCodeRuleId) {
+          try {
+            const allocRes = await allocateNumberingCode(equipCodeRuleId);
+            if (allocRes.success && allocRes.data?.generatedCode) {
+              fields.equipment_code = allocRes.data.generatedCode;
+            } else { toast.error("설비코드 채번 실패"); setSaving(false); return; }
+          } catch { toast.error("설비코드 채번 실패"); setSaving(false); return; }
+        }
+        if (!fields.equipment_code) { toast.error("설비코드는 필수입니다."); setSaving(false); return; }
         await apiClient.post(`/table-management/tables/${EQUIP_TABLE}/add`, { id: crypto.randomUUID(), ...fields });
         toast.success("등록되었습니다.");
       }
@@ -709,7 +734,7 @@ export default function EquipmentInfoPage() {
           <div className="flex-1 overflow-y-auto">
             <div className="grid grid-cols-2 gap-4 py-4">
               <div className="space-y-1.5"><Label className="text-sm">설비코드</Label>
-                <Input value={equipForm.equipment_code || ""} onChange={(e) => setEquipForm((p) => ({ ...p, equipment_code: e.target.value }))} placeholder="설비코드" className="h-9" disabled={equipEditMode} /></div>
+                <Input value={equipForm.equipment_code || ""} onChange={(e) => !equipCodeRuleId && setEquipForm((p) => ({ ...p, equipment_code: e.target.value }))} readOnly={!!equipCodeRuleId || equipEditMode} placeholder={equipCodeRuleId ? "자동 채번" : "설비코드"} className={cn("h-9", (equipCodeRuleId || equipEditMode) && "bg-muted cursor-not-allowed")} /></div>
               <div className="space-y-1.5"><Label className="text-sm">설비명 <span className="text-destructive">*</span></Label>
                 <Input value={equipForm.equipment_name || ""} onChange={(e) => setEquipForm((p) => ({ ...p, equipment_name: e.target.value }))} placeholder="설비명" className="h-9" /></div>
               <div className="space-y-1.5"><Label className="text-sm">설비유형</Label>
diff --git a/frontend/app/(main)/COMPANY_30/equipment/info/page.tsx b/frontend/app/(main)/COMPANY_30/equipment/info/page.tsx
index f32273ae..cad20e4d 100644
--- a/frontend/app/(main)/COMPANY_30/equipment/info/page.tsx
+++ b/frontend/app/(main)/COMPANY_30/equipment/info/page.tsx
@@ -35,6 +35,7 @@ import { useTableSettings } from "@/hooks/useTableSettings";
 import { TableSettingsModal } from "@/components/common/TableSettingsModal";
 import { DynamicSearchFilter, FilterValue } from "@/components/common/DynamicSearchFilter";
 import { EDataTable, EDataTableColumn } from "@/components/common/EDataTable";
+import { previewNumberingCode, allocateNumberingCode } from "@/lib/api/numberingRule";
 
 const EQUIP_TABLE = "equipment_mng";
 const INSPECTION_TABLE = "equipment_inspection_item";
@@ -73,6 +74,7 @@ export default function EquipmentInfoPage() {
   const [equipModalOpen, setEquipModalOpen] = useState(false);
   const [equipEditMode, setEquipEditMode] = useState(false);
   const [equipForm, setEquipForm] = useState<Record<string, any>>({});
+  const [equipCodeRuleId, setEquipCodeRuleId] = useState<string | null>(null);
   const [saving, setSaving] = useState(false);
 
   // 기본정보 탭 편집 폼
@@ -242,7 +244,20 @@ export default function EquipmentInfoPage() {
   };
 
   // 설비 등록/수정
-  const openEquipRegister = () => { setEquipForm({}); setEquipEditMode(false); setEquipModalOpen(true); };
+  const openEquipRegister = async () => {
+    setEquipForm({}); setEquipEditMode(false); setEquipCodeRuleId(null); setEquipModalOpen(true);
+    try {
+      const ruleRes = await apiClient.get("/numbering-rules/by-column/equipment_mng/equipment_code");
+      if (ruleRes.data?.success && ruleRes.data?.data?.ruleId) {
+        const ruleId = ruleRes.data.data.ruleId;
+        setEquipCodeRuleId(ruleId);
+        const previewRes = await previewNumberingCode(ruleId);
+        if (previewRes.success && previewRes.data?.generatedCode) {
+          setEquipForm((p) => ({ ...p, equipment_code: previewRes.data.generatedCode }));
+        }
+      }
+    } catch { /* 채번 규칙 없으면 수동 입력 */ }
+  };
   const openEquipEdit = () => { if (!selectedEquip) return; setEquipForm({ ...selectedEquip }); setEquipEditMode(true); setEquipModalOpen(true); };
 
   const handleEquipSave = async () => {
@@ -254,6 +269,16 @@ export default function EquipmentInfoPage() {
         await apiClient.put(`/table-management/tables/${EQUIP_TABLE}/edit`, { originalData: { id }, updatedData: fields });
         toast.success("수정되었습니다.");
       } else {
+        // 채번 규칙이 있으면 allocate
+        if (equipCodeRuleId) {
+          try {
+            const allocRes = await allocateNumberingCode(equipCodeRuleId);
+            if (allocRes.success && allocRes.data?.generatedCode) {
+              fields.equipment_code = allocRes.data.generatedCode;
+            } else { toast.error("설비코드 채번 실패"); setSaving(false); return; }
+          } catch { toast.error("설비코드 채번 실패"); setSaving(false); return; }
+        }
+        if (!fields.equipment_code) { toast.error("설비코드는 필수입니다."); setSaving(false); return; }
         await apiClient.post(`/table-management/tables/${EQUIP_TABLE}/add`, { id: crypto.randomUUID(), ...fields });
         toast.success("등록되었습니다.");
       }
@@ -709,7 +734,7 @@ export default function EquipmentInfoPage() {
           <div className="flex-1 overflow-y-auto">
             <div className="grid grid-cols-2 gap-4 py-4">
               <div className="space-y-1.5"><Label className="text-sm">설비코드</Label>
-                <Input value={equipForm.equipment_code || ""} onChange={(e) => setEquipForm((p) => ({ ...p, equipment_code: e.target.value }))} placeholder="설비코드" className="h-9" disabled={equipEditMode} /></div>
+                <Input value={equipForm.equipment_code || ""} onChange={(e) => !equipCodeRuleId && setEquipForm((p) => ({ ...p, equipment_code: e.target.value }))} readOnly={!!equipCodeRuleId || equipEditMode} placeholder={equipCodeRuleId ? "자동 채번" : "설비코드"} className={cn("h-9", (equipCodeRuleId || equipEditMode) && "bg-muted cursor-not-allowed")} /></div>
               <div className="space-y-1.5"><Label className="text-sm">설비명 <span className="text-destructive">*</span></Label>
                 <Input value={equipForm.equipment_name || ""} onChange={(e) => setEquipForm((p) => ({ ...p, equipment_name: e.target.value }))} placeholder="설비명" className="h-9" /></div>
               <div className="space-y-1.5"><Label className="text-sm">설비유형</Label>
diff --git a/frontend/app/(main)/COMPANY_7/equipment/info/page.tsx b/frontend/app/(main)/COMPANY_7/equipment/info/page.tsx
index f32273ae..cad20e4d 100644
--- a/frontend/app/(main)/COMPANY_7/equipment/info/page.tsx
+++ b/frontend/app/(main)/COMPANY_7/equipment/info/page.tsx
@@ -35,6 +35,7 @@ import { useTableSettings } from "@/hooks/useTableSettings";
 import { TableSettingsModal } from "@/components/common/TableSettingsModal";
 import { DynamicSearchFilter, FilterValue } from "@/components/common/DynamicSearchFilter";
 import { EDataTable, EDataTableColumn } from "@/components/common/EDataTable";
+import { previewNumberingCode, allocateNumberingCode } from "@/lib/api/numberingRule";
 
 const EQUIP_TABLE = "equipment_mng";
 const INSPECTION_TABLE = "equipment_inspection_item";
@@ -73,6 +74,7 @@ export default function EquipmentInfoPage() {
   const [equipModalOpen, setEquipModalOpen] = useState(false);
   const [equipEditMode, setEquipEditMode] = useState(false);
   const [equipForm, setEquipForm] = useState<Record<string, any>>({});
+  const [equipCodeRuleId, setEquipCodeRuleId] = useState<string | null>(null);
   const [saving, setSaving] = useState(false);
 
   // 기본정보 탭 편집 폼
@@ -242,7 +244,20 @@ export default function EquipmentInfoPage() {
   };
 
   // 설비 등록/수정
-  const openEquipRegister = () => { setEquipForm({}); setEquipEditMode(false); setEquipModalOpen(true); };
+  const openEquipRegister = async () => {
+    setEquipForm({}); setEquipEditMode(false); setEquipCodeRuleId(null); setEquipModalOpen(true);
+    try {
+      const ruleRes = await apiClient.get("/numbering-rules/by-column/equipment_mng/equipment_code");
+      if (ruleRes.data?.success && ruleRes.data?.data?.ruleId) {
+        const ruleId = ruleRes.data.data.ruleId;
+        setEquipCodeRuleId(ruleId);
+        const previewRes = await previewNumberingCode(ruleId);
+        if (previewRes.success && previewRes.data?.generatedCode) {
+          setEquipForm((p) => ({ ...p, equipment_code: previewRes.data.generatedCode }));
+        }
+      }
+    } catch { /* 채번 규칙 없으면 수동 입력 */ }
+  };
   const openEquipEdit = () => { if (!selectedEquip) return; setEquipForm({ ...selectedEquip }); setEquipEditMode(true); setEquipModalOpen(true); };
 
   const handleEquipSave = async () => {
@@ -254,6 +269,16 @@ export default function EquipmentInfoPage() {
         await apiClient.put(`/table-management/tables/${EQUIP_TABLE}/edit`, { originalData: { id }, updatedData: fields });
         toast.success("수정되었습니다.");
       } else {
+        // 채번 규칙이 있으면 allocate
+        if (equipCodeRuleId) {
+          try {
+            const allocRes = await allocateNumberingCode(equipCodeRuleId);
+            if (allocRes.success && allocRes.data?.generatedCode) {
+              fields.equipment_code = allocRes.data.generatedCode;
+            } else { toast.error("설비코드 채번 실패"); setSaving(false); return; }
+          } catch { toast.error("설비코드 채번 실패"); setSaving(false); return; }
+        }
+        if (!fields.equipment_code) { toast.error("설비코드는 필수입니다."); setSaving(false); return; }
         await apiClient.post(`/table-management/tables/${EQUIP_TABLE}/add`, { id: crypto.randomUUID(), ...fields });
         toast.success("등록되었습니다.");
       }
@@ -709,7 +734,7 @@ export default function EquipmentInfoPage() {
           <div className="flex-1 overflow-y-auto">
             <div className="grid grid-cols-2 gap-4 py-4">
               <div className="space-y-1.5"><Label className="text-sm">설비코드</Label>
-                <Input value={equipForm.equipment_code || ""} onChange={(e) => setEquipForm((p) => ({ ...p, equipment_code: e.target.value }))} placeholder="설비코드" className="h-9" disabled={equipEditMode} /></div>
+                <Input value={equipForm.equipment_code || ""} onChange={(e) => !equipCodeRuleId && setEquipForm((p) => ({ ...p, equipment_code: e.target.value }))} readOnly={!!equipCodeRuleId || equipEditMode} placeholder={equipCodeRuleId ? "자동 채번" : "설비코드"} className={cn("h-9", (equipCodeRuleId || equipEditMode) && "bg-muted cursor-not-allowed")} /></div>
               <div className="space-y-1.5"><Label className="text-sm">설비명 <span className="text-destructive">*</span></Label>
                 <Input value={equipForm.equipment_name || ""} onChange={(e) => setEquipForm((p) => ({ ...p, equipment_name: e.target.value }))} placeholder="설비명" className="h-9" /></div>
               <div className="space-y-1.5"><Label className="text-sm">설비유형</Label>
diff --git a/frontend/app/(main)/COMPANY_8/equipment/info/page.tsx b/frontend/app/(main)/COMPANY_8/equipment/info/page.tsx
index f32273ae..cad20e4d 100644
--- a/frontend/app/(main)/COMPANY_8/equipment/info/page.tsx
+++ b/frontend/app/(main)/COMPANY_8/equipment/info/page.tsx
@@ -35,6 +35,7 @@ import { useTableSettings } from "@/hooks/useTableSettings";
 import { TableSettingsModal } from "@/components/common/TableSettingsModal";
 import { DynamicSearchFilter, FilterValue } from "@/components/common/DynamicSearchFilter";
 import { EDataTable, EDataTableColumn } from "@/components/common/EDataTable";
+import { previewNumberingCode, allocateNumberingCode } from "@/lib/api/numberingRule";
 
 const EQUIP_TABLE = "equipment_mng";
 const INSPECTION_TABLE = "equipment_inspection_item";
@@ -73,6 +74,7 @@ export default function EquipmentInfoPage() {
   const [equipModalOpen, setEquipModalOpen] = useState(false);
   const [equipEditMode, setEquipEditMode] = useState(false);
   const [equipForm, setEquipForm] = useState<Record<string, any>>({});
+  const [equipCodeRuleId, setEquipCodeRuleId] = useState<string | null>(null);
   const [saving, setSaving] = useState(false);
 
   // 기본정보 탭 편집 폼
@@ -242,7 +244,20 @@ export default function EquipmentInfoPage() {
   };
 
   // 설비 등록/수정
-  const openEquipRegister = () => { setEquipForm({}); setEquipEditMode(false); setEquipModalOpen(true); };
+  const openEquipRegister = async () => {
+    setEquipForm({}); setEquipEditMode(false); setEquipCodeRuleId(null); setEquipModalOpen(true);
+    try {
+      const ruleRes = await apiClient.get("/numbering-rules/by-column/equipment_mng/equipment_code");
+      if (ruleRes.data?.success && ruleRes.data?.data?.ruleId) {
+        const ruleId = ruleRes.data.data.ruleId;
+        setEquipCodeRuleId(ruleId);
+        const previewRes = await previewNumberingCode(ruleId);
+        if (previewRes.success && previewRes.data?.generatedCode) {
+          setEquipForm((p) => ({ ...p, equipment_code: previewRes.data.generatedCode }));
+        }
+      }
+    } catch { /* 채번 규칙 없으면 수동 입력 */ }
+  };
   const openEquipEdit = () => { if (!selectedEquip) return; setEquipForm({ ...selectedEquip }); setEquipEditMode(true); setEquipModalOpen(true); };
 
   const handleEquipSave = async () => {
@@ -254,6 +269,16 @@ export default function EquipmentInfoPage() {
         await apiClient.put(`/table-management/tables/${EQUIP_TABLE}/edit`, { originalData: { id }, updatedData: fields });
         toast.success("수정되었습니다.");
       } else {
+        // 채번 규칙이 있으면 allocate
+        if (equipCodeRuleId) {
+          try {
+            const allocRes = await allocateNumberingCode(equipCodeRuleId);
+            if (allocRes.success && allocRes.data?.generatedCode) {
+              fields.equipment_code = allocRes.data.generatedCode;
+            } else { toast.error("설비코드 채번 실패"); setSaving(false); return; }
+          } catch { toast.error("설비코드 채번 실패"); setSaving(false); return; }
+        }
+        if (!fields.equipment_code) { toast.error("설비코드는 필수입니다."); setSaving(false); return; }
         await apiClient.post(`/table-management/tables/${EQUIP_TABLE}/add`, { id: crypto.randomUUID(), ...fields });
         toast.success("등록되었습니다.");
       }
@@ -709,7 +734,7 @@ export default function EquipmentInfoPage() {
           <div className="flex-1 overflow-y-auto">
             <div className="grid grid-cols-2 gap-4 py-4">
               <div className="space-y-1.5"><Label className="text-sm">설비코드</Label>
-                <Input value={equipForm.equipment_code || ""} onChange={(e) => setEquipForm((p) => ({ ...p, equipment_code: e.target.value }))} placeholder="설비코드" className="h-9" disabled={equipEditMode} /></div>
+                <Input value={equipForm.equipment_code || ""} onChange={(e) => !equipCodeRuleId && setEquipForm((p) => ({ ...p, equipment_code: e.target.value }))} readOnly={!!equipCodeRuleId || equipEditMode} placeholder={equipCodeRuleId ? "자동 채번" : "설비코드"} className={cn("h-9", (equipCodeRuleId || equipEditMode) && "bg-muted cursor-not-allowed")} /></div>
               <div className="space-y-1.5"><Label className="text-sm">설비명 <span className="text-destructive">*</span></Label>
                 <Input value={equipForm.equipment_name || ""} onChange={(e) => setEquipForm((p) => ({ ...p, equipment_name: e.target.value }))} placeholder="설비명" className="h-9" /></div>
               <div className="space-y-1.5"><Label className="text-sm">설비유형</Label>
diff --git a/frontend/app/(main)/COMPANY_9/equipment/info/page.tsx b/frontend/app/(main)/COMPANY_9/equipment/info/page.tsx
index f32273ae..cad20e4d 100644
--- a/frontend/app/(main)/COMPANY_9/equipment/info/page.tsx
+++ b/frontend/app/(main)/COMPANY_9/equipment/info/page.tsx
@@ -35,6 +35,7 @@ import { useTableSettings } from "@/hooks/useTableSettings";
 import { TableSettingsModal } from "@/components/common/TableSettingsModal";
 import { DynamicSearchFilter, FilterValue } from "@/components/common/DynamicSearchFilter";
 import { EDataTable, EDataTableColumn } from "@/components/common/EDataTable";
+import { previewNumberingCode, allocateNumberingCode } from "@/lib/api/numberingRule";
 
 const EQUIP_TABLE = "equipment_mng";
 const INSPECTION_TABLE = "equipment_inspection_item";
@@ -73,6 +74,7 @@ export default function EquipmentInfoPage() {
   const [equipModalOpen, setEquipModalOpen] = useState(false);
   const [equipEditMode, setEquipEditMode] = useState(false);
   const [equipForm, setEquipForm] = useState<Record<string, any>>({});
+  const [equipCodeRuleId, setEquipCodeRuleId] = useState<string | null>(null);
   const [saving, setSaving] = useState(false);
 
   // 기본정보 탭 편집 폼
@@ -242,7 +244,20 @@ export default function EquipmentInfoPage() {
   };
 
   // 설비 등록/수정
-  const openEquipRegister = () => { setEquipForm({}); setEquipEditMode(false); setEquipModalOpen(true); };
+  const openEquipRegister = async () => {
+    setEquipForm({}); setEquipEditMode(false); setEquipCodeRuleId(null); setEquipModalOpen(true);
+    try {
+      const ruleRes = await apiClient.get("/numbering-rules/by-column/equipment_mng/equipment_code");
+      if (ruleRes.data?.success && ruleRes.data?.data?.ruleId) {
+        const ruleId = ruleRes.data.data.ruleId;
+        setEquipCodeRuleId(ruleId);
+        const previewRes = await previewNumberingCode(ruleId);
+        if (previewRes.success && previewRes.data?.generatedCode) {
+          setEquipForm((p) => ({ ...p, equipment_code: previewRes.data.generatedCode }));
+        }
+      }
+    } catch { /* 채번 규칙 없으면 수동 입력 */ }
+  };
   const openEquipEdit = () => { if (!selectedEquip) return; setEquipForm({ ...selectedEquip }); setEquipEditMode(true); setEquipModalOpen(true); };
 
   const handleEquipSave = async () => {
@@ -254,6 +269,16 @@ export default function EquipmentInfoPage() {
         await apiClient.put(`/table-management/tables/${EQUIP_TABLE}/edit`, { originalData: { id }, updatedData: fields });
         toast.success("수정되었습니다.");
       } else {
+        // 채번 규칙이 있으면 allocate
+        if (equipCodeRuleId) {
+          try {
+            const allocRes = await allocateNumberingCode(equipCodeRuleId);
+            if (allocRes.success && allocRes.data?.generatedCode) {
+              fields.equipment_code = allocRes.data.generatedCode;
+            } else { toast.error("설비코드 채번 실패"); setSaving(false); return; }
+          } catch { toast.error("설비코드 채번 실패"); setSaving(false); return; }
+        }
+        if (!fields.equipment_code) { toast.error("설비코드는 필수입니다."); setSaving(false); return; }
         await apiClient.post(`/table-management/tables/${EQUIP_TABLE}/add`, { id: crypto.randomUUID(), ...fields });
         toast.success("등록되었습니다.");
       }
@@ -709,7 +734,7 @@ export default function EquipmentInfoPage() {
           <div className="flex-1 overflow-y-auto">
             <div className="grid grid-cols-2 gap-4 py-4">
               <div className="space-y-1.5"><Label className="text-sm">설비코드</Label>
-                <Input value={equipForm.equipment_code || ""} onChange={(e) => setEquipForm((p) => ({ ...p, equipment_code: e.target.value }))} placeholder="설비코드" className="h-9" disabled={equipEditMode} /></div>
+                <Input value={equipForm.equipment_code || ""} onChange={(e) => !equipCodeRuleId && setEquipForm((p) => ({ ...p, equipment_code: e.target.value }))} readOnly={!!equipCodeRuleId || equipEditMode} placeholder={equipCodeRuleId ? "자동 채번" : "설비코드"} className={cn("h-9", (equipCodeRuleId || equipEditMode) && "bg-muted cursor-not-allowed")} /></div>
               <div className="space-y-1.5"><Label className="text-sm">설비명 <span className="text-destructive">*</span></Label>
                 <Input value={equipForm.equipment_name || ""} onChange={(e) => setEquipForm((p) => ({ ...p, equipment_name: e.target.value }))} placeholder="설비명" className="h-9" /></div>
               <div className="space-y-1.5"><Label className="text-sm">설비유형</Label>