diff --git a/src/views/erp/stock/out/components/StockOutItemForm.vue b/src/views/erp/stock/out/components/StockOutItemForm.vue
index 74d83e21..73ce84a0 100644
--- a/src/views/erp/stock/out/components/StockOutItemForm.vue
+++ b/src/views/erp/stock/out/components/StockOutItemForm.vue
@@ -66,7 +66,7 @@
         </template>
       </el-table-column>
 
-      <el-table-column v-if="!isProductStockOut" :label="t('ErpStock.Item.inventoryUnit')" min-width="80">
+      <el-table-column v-if="!isProductStockOut && !isPurchaseUnitStockOut" :label="t('ErpStock.Item.inventoryUnit')" min-width="80">
         <template #default="{ row }">
           <el-form-item class="mb-0px!">
             <el-input disabled v-model="row.productUnitName" />
@@ -78,10 +78,10 @@
           <el-input :model-value="row.packageQuantity ?? '-'" disabled />
         </template>
       </el-table-column>
-      <el-table-column v-if="isPurchaseUnitStockOut" :label="t('ErpStock.Item.purchaseUnit')" min-width="100">
+      <el-table-column v-if="isPurchaseUnitStockOut" label="规格" min-width="150">
         <template #default="{ row }">
           <el-form-item class="mb-0px!">
-            <el-input disabled v-model="row.purchaseUnitName" />
+            <el-input :model-value="getPurchaseSpecText(row)" disabled />
           </el-form-item>
         </template>
       </el-table-column>
@@ -92,23 +92,7 @@
           </el-form-item>
         </template>
       </el-table-column>
-      <el-table-column v-if="isPurchaseUnitStockOut" min-width="120">
-        <template #header>
-          {{ t('ErpStock.Item.purchaseUnitConvertQuantity') }}
-          <el-tooltip effect="dark" placement="top">
-            <template #content>
-              {{ purchaseUnitConvertTipText }}
-            </template>
-            <Icon icon="ep:question-filled" class="ml-4px"
-              style="vertical-align: middle; color: #909399; cursor: pointer;" />
-          </el-tooltip>
-        </template>
-        <template #default="{ row }">
-          <el-form-item class="mb-0px!">
-            <el-input disabled v-model="row.purchaseUnitConvertQuantity" />
-          </el-form-item>
-        </template>
-      </el-table-column>
+
       <el-table-column v-if="isSparePartStockOut" :label="t('ErpStock.Item.outboundPurpose')" min-width="140">
         <template #default="{ row, $index }">
           <el-form-item :prop="`${$index}.outUsageType`" :rules="formRules.outUsageType" class="mb-0px!">
@@ -176,9 +160,17 @@
         <template #default="{ row, $index }">
           <el-form-item :prop="`${$index}.inputCount`" :rules="formRules.inputCount" class="mb-0px!">
             <el-input v-if="disabled || isProductStockOut" :model-value="row.pieceCount ?? row.inputCount ?? '-'"
-              readonly />
+              readonly class="quantity-input !w-100%">
+              <template v-if="isPurchaseUnitStockOut" #suffix>
+                <span>{{ getInventoryQuantityUnitName(row) }}</span>
+              </template>
+            </el-input>
             <el-input-number v-else v-model="row.inputCount" controls-position="right" :min="0" :precision="0"
-              class="!w-100%" @blur="handleInputCountBlur(row)" />
+              class="quantity-input !w-100%" @blur="handleInputCountBlur(row)">
+              <template v-if="isPurchaseUnitStockOut" #suffix>
+                <span>{{ getInventoryQuantityUnitName(row) }}</span>
+              </template>
+            </el-input-number>
           </el-form-item>
         </template>
       </el-table-column>
@@ -533,7 +525,20 @@ const codeColumnLabel = computed(() => {
   return t('ErpStock.Item.barcode')
 })
 const outboundPurposeOptions = computed(() => getStrDictOptions(DICT_TYPE.WAREHOUSE_OUTBOUND_PURPOSE))
-const purchaseUnitConvertTipText = computed(() => t('FactoryModeling.ProductInformation.dialogPurchaseUnitConvertTip'))
+const getInventoryQuantityUnitName = (row: any) => row.unitName || row.productUnitName
+const formatSpecQuantity = (value: any) => {
+  if (value === undefined || value === null || value === '') return ''
+  const numberValue = Number(value)
+  if (!Number.isFinite(numberValue)) return String(value)
+  return Number.isInteger(numberValue) ? String(numberValue) : String(Number(numberValue.toFixed(6)))
+}
+const getPurchaseSpecText = (row: any) => {
+  const purchaseUnitName = row.purchaseUnitName || getInventoryQuantityUnitName(row)
+  const inventoryUnitName = getInventoryQuantityUnitName(row)
+  if (!purchaseUnitName && !inventoryUnitName && !row.purchaseUnitConvertQuantity) return ''
+  return `1${purchaseUnitName || ''}=${formatSpecQuantity(row.purchaseUnitConvertQuantity)}${inventoryUnitName || ''}`
+}
+
 const productDialogVisible = ref(false)
 const productDialogLoading = ref(false)
 const productDialogList = ref<any[]>([])
@@ -1476,4 +1481,10 @@ onMounted(async () => {
   justify-content: flex-end;
   padding: 12px 0 0;
 }
+
+.quantity-input :deep(.el-input__suffix) {
+  min-width: 30px;
+  justify-content: center;
+  color: var(--el-text-color-secondary);
+}
 </style>