>> Search results for: BF31817 NSN Search Results National Stock Number (NSN) Description 4810-99-560-0032, 4810995600032 RETA1N1NG R1NG 4810-99-554-0054 , 4810995540054 RETAINING RING 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