>> Search results for: 56W4S118PC21 NSN Search Results National Stock Number (NSN) Description 3020-66-139-6221, 3020661396221 GEAR,INTERNAL 5340-66-139-6315 , 5340661396315 ADAPTER,ELECTRICAL 5330-66-139-6316, 5330661396316 GASKET 3010-66-139-6314 , 3010661396314 WELDMENT ASSEMBLY,C 5331-66-139-6317, 5331661396317 O-RING 1 Related Inventory Search You can use this search box to continue searching. Search parameters can include any combination of characteristics, specifications, description, partial part numbers, NSN or other stocking number. Special characters are not needed and are automatically stripped before searching. Do you sell this part? Become part of our growing pool of certified suppliers. Send Information