A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 5935-00-877-5211
NSN 6240-01-474-5446
NSN 6145-01-575-8771
NSN 5935-00-269-5516
NSN 6220-01-509-1339
NSN 6130-01-272-9007
NSN 5965-01-192-1366
NSN 5930-01-524-9532
NSN 6650-00-563-0798
NSN 6105-01-227-3805
NSN 6645-01-390-3442
NSN 6650-01-233-3578