>> Search results for: 1740982 NSN Search Results National Stock Number (NSN) Description 5331-01-216-7346, 5331012167346 O-RING 1660-01-623-1424 , 1660016231424 BASE,OXYGEN CONCENTRATOR,AIRCRAF 1660-01-623-1426, 1660016231426 OXYGEN SYSTEM SUBASSEMBLY,AIRCRA 1660-01-620-3337 , 1660016203337 MASK,OXYGEN 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