>> Search results for: 509B52 NSN Search Results National Stock Number (NSN) Description 5940-00-578-9896, 5940005789896 Cancelled -> Replaced by 5940009998212 5940-00-729-2960 , 5940007292960 Cancelled -> Replaced by 5940002545218 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