>> Search results for: ATP420 NSN Search Results National Stock Number (NSN) Description 1240-01-537-0486, 1240015370486 CAP,ILLUMINATOR DIF 1240-01-545-6072 , 1240015456072 CAP,ILLUMINATOR,DIF 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