>> Search results for: B41213 NSN Search Results National Stock Number (NSN) Description 5120-21-913-1478, 5120219131478 KEY,SOCKET HEAD SCREW 5985-99-638-8898 , 5985996388898 ATTENUATOR,VARIABLE 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