diff --git a/sf_manufacturing/models/__init__.py b/sf_manufacturing/models/__init__.py
index 8af783e7..c8af2d82 100644
--- a/sf_manufacturing/models/__init__.py
+++ b/sf_manufacturing/models/__init__.py
@@ -18,4 +18,5 @@ from . import quick_easy_order
 from . import purchase_order
 from . import quality_check
 from . import purchase_request_line
+from . import bom
 # from . import stock_warehouse_orderpoint
\ No newline at end of file
diff --git a/sf_manufacturing/models/bom.py b/sf_manufacturing/models/bom.py
new file mode 100644
index 00000000..d0a35300
--- /dev/null
+++ b/sf_manufacturing/models/bom.py
@@ -0,0 +1,16 @@
+from odoo import models
+from odoo.osv.expression import AND
+
+
+class MrpBom(models.Model):
+    _inherit = 'mrp.bom'
+
+    def _bom_subcontract_find(self, product, picking_type=None, company_id=False, bom_type='subcontract', subcontractor=False):
+        domain = self._bom_find_domain(product, picking_type=picking_type, company_id=company_id, bom_type=bom_type)
+        if self.env.context.get('stock_picking') == 'outsourcing':
+            return self.search(domain, order='sequence, product_id, id', limit=1)
+        if subcontractor:
+            domain = AND([domain, [('subcontractor_ids', 'parent_of', subcontractor.ids)]])
+            return self.search(domain, order='sequence, product_id, id', limit=1)
+        else:
+            return self.env['mrp.bom']
diff --git a/sf_manufacturing/models/stock.py b/sf_manufacturing/models/stock.py
index 4134de94..05943e83 100644
--- a/sf_manufacturing/models/stock.py
+++ b/sf_manufacturing/models/stock.py
@@ -1216,6 +1216,20 @@ class ReStockMove(models.Model):
                 res['lot_id'] = self.subcontract_workorder_id.production_id.move_raw_ids.move_line_ids[0].lot_id.id
         return res
 
+    def _get_subcontract_bom(self):
+        self.ensure_one()
+        purchase_type = getattr(self.picking_id.purchase_id, 'purchase_type', False)
+        if purchase_type:
+            self = self.with_context(stock_picking=purchase_type)
+        bom = self.env['mrp.bom'].sudo()._bom_subcontract_find(
+            self.product_id,
+            picking_type=self.picking_type_id,
+            company_id=self.company_id.id,
+            bom_type='subcontract',
+            subcontractor=self.picking_id.partner_id
+        )
+        return bom
+
 
 class ReStockQuant(models.Model):
     _inherit = 'stock.quant'