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 5965-00-285-0745
NSN 5925-01-397-6450
NSN 5925-01-501-7624
NSN 6685-01-429-2715
NSN 6620-00-203-9466
NSN 5960-01-251-5995
NSN 6620-00-679-5830
NSN 5945-01-427-3790
NSN 6105-01-229-5983
NSN 5965-01-241-0553
NSN 6320-01-578-6006
NSN 6220-01-242-9901