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 6320-01-308-0009
NSN 6130-00-107-2093
NSN 6650-01-371-9133
NSN 5905-00-834-7208
NSN 5925-00-803-5491
NSN 6110-01-386-4055
NSN 6110-01-232-8554
NSN 6685-01-320-6217
NSN 2925-01-603-6379
NSN 5998-00-984-7792
NSN 5985-00-791-4560
NSN 5975-00-956-6105