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 5920-00-944-8772
NSN 5985-01-027-9566
NSN 5965-01-584-6239
NSN 6645-01-609-7365
NSN 5905-01-385-1591
NSN 6240-01-451-1409
NSN 5945-01-206-7035
NSN 5925-01-042-5073
NSN 4140-01-012-8614
NSN 5935-01-371-3410
NSN 6645-01-648-0250
NSN 6240-01-212-9535