>> Search results for: MP172A NSN Search Results National Stock Number (NSN) Description 4210-01-125-5645, 4210011255645 HOUSING COUPLING SHAFT 4820-01-262-1176 , 4820012621176 BALL,VALVE,PORTED 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