>> Search results for: C201421 NSN Search Results National Stock Number (NSN) Description 4820-99-252-8141, 4820992528141 VALVE,DIAPHRAGM,STO 4820-14-415-2110 , 4820144152110 VANNE PNEUMATIQUE 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