>> Search results for: 28P178 NSN Search Results National Stock Number (NSN) Description 5331-01-561-1445, 5331015611445 O-RING 5315-99-138-4759 , 5315991384759 PIN,STRAIGHT,HEADED 5315-99-120-7791, 5315991207791 PIN,STRAIGHT,HEADED 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