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 6685-01-439-0755
NSN 5975-00-596-4716
NSN 5895-00-239-2298
NSN 5905-01-243-0733
NSN 5965-01-462-2291
NSN 5905-00-138-1389
NSN 6105-01-264-5443
NSN 6645-01-062-6705
NSN 5895-00-842-9457
NSN 5945-00-806-8391
NSN 6645-01-214-2561
NSN 6145-01-340-5780