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 6620-01-182-4938
NSN 6130-01-017-1314
NSN 6645-00-943-5190
NSN 6150-01-281-4619
NSN 5965-01-476-8539
NSN 6620-00-905-6590
NSN 5835-01-462-5983
NSN 5930-01-374-7743
NSN 6130-01-625-4881
NSN 6220-01-588-3002
NSN 6145-01-355-6584
NSN 6620-00-740-3699