diff --git a/InvenTree/InvenTree/api_version.py b/InvenTree/InvenTree/api_version.py
index 0867ef8b0c..5797d31e3c 100644
--- a/InvenTree/InvenTree/api_version.py
+++ b/InvenTree/InvenTree/api_version.py
@@ -2,11 +2,14 @@
 
 
 # InvenTree API version
-INVENTREE_API_VERSION = 147
+INVENTREE_API_VERSION = 148
 
 """
 Increment this API version number whenever there is a significant change to the API that any clients need to know about
 
+v148 -> 2023-11-06 : https://github.com/inventree/InvenTree/pull/5872
+    - Allow "quantity" to be specified when installing an item into another item
+
 v147 -> 2023-11-04: https://github.com/inventree/InvenTree/pull/5860
     - Adds "completed_lines" field to SalesOrder API endpoint
     - Adds "completed_lines" field to PurchaseOrder API endpoint
diff --git a/InvenTree/stock/serializers.py b/InvenTree/stock/serializers.py
index 21453536d0..593065f9ef 100644
--- a/InvenTree/stock/serializers.py
+++ b/InvenTree/stock/serializers.py
@@ -489,6 +489,14 @@ class InstallStockItemSerializer(serializers.Serializer):
         help_text=_('Select stock item to install'),
     )
 
+    quantity = serializers.IntegerField(
+        min_value=1,
+        default=1,
+        required=False,
+        label=_('Quantity to Install'),
+        help_text=_('Enter the quantity of items to install'),
+    )
+
     note = serializers.CharField(
         label=_('Note'),
         help_text=_('Add transaction note (optional)'),
@@ -496,26 +504,47 @@ class InstallStockItemSerializer(serializers.Serializer):
         allow_blank=True,
     )
 
+    def validate_quantity(self, quantity):
+        """Validate the quantity value."""
+
+        if quantity < 1:
+            raise ValidationError(_("Quantity to install must be at least 1"))
+
+        return quantity
+
     def validate_stock_item(self, stock_item):
         """Validate the selected stock item."""
         if not stock_item.in_stock:
             # StockItem must be in stock to be "installed"
             raise ValidationError(_("Stock item is unavailable"))
 
-        # Extract the "parent" item - the item into which the stock item will be installed
         parent_item = self.context['item']
         parent_part = parent_item.part
 
+        # Check if the selected part is in the Bill of Materials of the parent item
         if not parent_part.check_if_part_in_bom(stock_item.part):
             raise ValidationError(_("Selected part is not in the Bill of Materials"))
 
         return stock_item
 
+    def validate(self, data):
+        """Ensure that the provided dataset is valid"""
+
+        stock_item = data['stock_item']
+
+        quantity = data.get('quantity', stock_item.quantity)
+
+        if quantity > stock_item.quantity:
+            raise ValidationError(_("Quantity to install must not exceed available quantity"))
+
+        return data
+
     def save(self):
         """Install the selected stock item into this one."""
         data = self.validated_data
 
         stock_item = data['stock_item']
+        quantity_to_install = data.get('quantity', stock_item.quantity)
         note = data.get('note', '')
 
         parent_item = self.context['item']
@@ -523,7 +552,7 @@ class InstallStockItemSerializer(serializers.Serializer):
 
         parent_item.installStockItem(
             stock_item,
-            stock_item.quantity,
+            quantity_to_install,
             request.user,
             note,
         )
diff --git a/InvenTree/templates/js/translated/stock.js b/InvenTree/templates/js/translated/stock.js
index ce8207863e..88613f09bc 100644
--- a/InvenTree/templates/js/translated/stock.js
+++ b/InvenTree/templates/js/translated/stock.js
@@ -3217,6 +3217,12 @@ function installStockItem(stock_item_id, part_id, options={}) {
                         in_stock: true,
                         tracked: true,
                     },
+                    onSelect: function(data, field, opts) {
+                        // Adjust the 'quantity' field
+                        if ('quantity' in data) {
+                            updateFieldValue('quantity', data.quantity, opts);
+                        }
+                    },
                     adjustFilters: function(filters, opts) {
                         var part = getFormFieldValue('part', {}, opts);
 
@@ -3226,7 +3232,8 @@ function installStockItem(stock_item_id, part_id, options={}) {
 
                         return filters;
                     }
-                }
+                },
+                quantity: {},
             },
             confirm: true,
             title: '{% trans "Install Stock Item" %}',