>> Search results for: 221K653 NSN Search Results National Stock Number (NSN) Description 9390-01-690-5984, 9390016905984 NONMETALLIC SPECIAL SHAPED SECTI 5330-01-690-6752 , 5330016906752 GASKET 5330-01-690-6967, 5330016906967 GASKET 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