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 5945-01-016-7695
NSN 5920-01-258-6360
NSN 5855-01-268-6468
NSN 6685-00-100-1511
NSN 4140-01-455-0924
NSN 5965-00-424-9636
NSN 6145-00-184-1110
NSN 6620-01-275-2781
NSN 6685-00-470-8651
NSN 6685-00-916-4352
NSN 6145-01-634-0388
NSN 6685-01-222-1762