>> Search results for: 656339 NSN Search Results National Stock Number (NSN) Description 1660-01-434-3881, 1660014343881 HEAT EXCHANGER,AIR TO AIR,AIRCRA 5331-12-356-8623 , 5331123568623 O-RING 5995-14-390-7512, 5995143907512 CABLE EQUIPE ET BOB 1660-01-434-3881 , 1660014343881 HEAT EXCHANGER,AIR TO AIR,AIRCRA 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