>> Search results for: 2887291 NSN Search Results National Stock Number (NSN) Description 6740-01-160-6100, 6740011606100 SWITCHING UNIT,LAUN 1440-01-255-5174 , 1440012555174 SWITCHING UNIT,LAUN 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