>> Search results for: 5331996371052 NSN Search Results National Stock Number (NSN) Description 5330-99-637-1052, 5330996371052 ring,sealing,toroid 5331-99-637-1052 , 5331996371052 cancelled -> replaced by 5331999429902 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