diff --git a/app/Http/Requests/StoreEquipmentRequest.php b/app/Http/Requests/StoreEquipmentRequest.php
index a878e71b..a8a77dda 100644
--- a/app/Http/Requests/StoreEquipmentRequest.php
+++ b/app/Http/Requests/StoreEquipmentRequest.php
@@ -37,6 +37,7 @@ public function rules(): array
             'status' => 'nullable|in:active,idle,disposed',
             'disposed_date' => 'nullable|date',
             'manager_id' => 'nullable|exists:users,id',
+            'sub_manager_id' => 'nullable|exists:users,id',
             'photo_path' => 'nullable|string|max:500',
             'memo' => 'nullable|string',
             'is_active' => 'nullable|boolean',
diff --git a/app/Http/Requests/UpdateEquipmentRequest.php b/app/Http/Requests/UpdateEquipmentRequest.php
index 8a75831d..7216c1a2 100644
--- a/app/Http/Requests/UpdateEquipmentRequest.php
+++ b/app/Http/Requests/UpdateEquipmentRequest.php
@@ -39,6 +39,7 @@ public function rules(): array
             'status' => 'nullable|in:active,idle,disposed',
             'disposed_date' => 'nullable|date',
             'manager_id' => 'nullable|exists:users,id',
+            'sub_manager_id' => 'nullable|exists:users,id',
             'photo_path' => 'nullable|string|max:500',
             'memo' => 'nullable|string',
             'is_active' => 'nullable|boolean',
diff --git a/resources/views/equipment/create.blade.php b/resources/views/equipment/create.blade.php
index e9da036f..6c67142e 100644
--- a/resources/views/equipment/create.blade.php
+++ b/resources/views/equipment/create.blade.php
@@ -122,10 +122,10 @@ class="w-full px-4 py-2 border border-gray-300 rounded-lg focus:outline-none foc
 
         <!-- 담당자/비고 -->
         <div class="bg-white rounded-lg shadow-sm p-6">
-            <h2 class="text-lg font-semibold text-gray-800 mb-4 pb-2 border-b">담당자 / 비고</h2>
+            <h2 class="text-lg font-semibold text-gray-800 mb-4 pb-2 border-b">관리자 / 비고</h2>
             <div class="grid grid-cols-1 md:grid-cols-2 gap-4">
                 <div>
-                    <label class="block text-sm font-semibold text-gray-700 mb-2">정 담당자</label>
+                    <label class="block text-sm font-semibold text-gray-700 mb-2">관리자 정</label>
                     <select name="manager_id"
                             class="w-full px-4 py-2 border border-gray-300 rounded-lg focus:outline-none focus:ring-2 focus:ring-blue-500">
                         <option value="">선택</option>
@@ -135,7 +135,7 @@ class="w-full px-4 py-2 border border-gray-300 rounded-lg focus:outline-none foc
                     </select>
                 </div>
                 <div>
-                    <label class="block text-sm font-semibold text-gray-700 mb-2">부 담당자</label>
+                    <label class="block text-sm font-semibold text-gray-700 mb-2">관리자 부</label>
                     <select name="sub_manager_id"
                             class="w-full px-4 py-2 border border-gray-300 rounded-lg focus:outline-none focus:ring-2 focus:ring-blue-500">
                         <option value="">선택</option>
diff --git a/resources/views/equipment/edit.blade.php b/resources/views/equipment/edit.blade.php
index 0ff9448a..98c19406 100644
--- a/resources/views/equipment/edit.blade.php
+++ b/resources/views/equipment/edit.blade.php
@@ -130,10 +130,10 @@ class="w-full px-4 py-2 border border-gray-300 rounded-lg focus:outline-none foc
 
             <!-- 담당자/비고 -->
             <div class="bg-white rounded-lg shadow-sm p-6">
-                <h2 class="text-lg font-semibold text-gray-800 mb-4 pb-2 border-b">담당자 / 비고</h2>
+                <h2 class="text-lg font-semibold text-gray-800 mb-4 pb-2 border-b">관리자 / 비고</h2>
                 <div class="grid grid-cols-1 md:grid-cols-2 gap-4">
                     <div>
-                        <label class="block text-sm font-semibold text-gray-700 mb-2">정 담당자</label>
+                        <label class="block text-sm font-semibold text-gray-700 mb-2">관리자 정</label>
                         <select name="manager_id" id="manager_id"
                                 class="w-full px-4 py-2 border border-gray-300 rounded-lg focus:outline-none focus:ring-2 focus:ring-blue-500">
                             <option value="">선택</option>
@@ -143,7 +143,7 @@ class="w-full px-4 py-2 border border-gray-300 rounded-lg focus:outline-none foc
                         </select>
                     </div>
                     <div>
-                        <label class="block text-sm font-semibold text-gray-700 mb-2">부 담당자</label>
+                        <label class="block text-sm font-semibold text-gray-700 mb-2">관리자 부</label>
                         <select name="sub_manager_id" id="sub_manager_id"
                                 class="w-full px-4 py-2 border border-gray-300 rounded-lg focus:outline-none focus:ring-2 focus:ring-blue-500">
                             <option value="">선택</option>
diff --git a/resources/views/equipment/partials/tabs/basic-info.blade.php b/resources/views/equipment/partials/tabs/basic-info.blade.php
index 3e09781a..1d5e0ace 100644
--- a/resources/views/equipment/partials/tabs/basic-info.blade.php
+++ b/resources/views/equipment/partials/tabs/basic-info.blade.php
@@ -67,11 +67,11 @@
             <p class="text-gray-900">{{ $equipment->useful_life ? $equipment->useful_life . '년' : '-' }}</p>
         </div>
         <div>
-            <label class="block text-sm text-gray-500 mb-1">정 담당자</label>
+            <label class="block text-sm text-gray-500 mb-1">관리자 정</label>
             <p class="text-gray-900">{{ $equipment->manager?->name ?? '-' }}</p>
         </div>
         <div>
-            <label class="block text-sm text-gray-500 mb-1">부 담당자</label>
+            <label class="block text-sm text-gray-500 mb-1">관리자 부</label>
             <p class="text-gray-900">{{ $equipment->subManager?->name ?? '-' }}</p>
         </div>
         <div>