>> Search results for: 5143421 NSN Search Results National Stock Number (NSN) Description 4720-00-764-7773, 4720007647773 HOSE ASSEMBLY,NONMETALLIC 4240-01-529-8323 , 4240015298323 HOOD,CHEMICAL-BIOLOGICAL MASK 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