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 5855-01-157-7186
NSN 6650-01-385-2770
NSN 6650-01-517-4412
NSN 5945-01-544-1578
NSN 2925-01-268-5464
NSN 5965-01-055-0102
NSN 5985-00-721-4303
NSN 6645-00-251-0688
NSN 5895-01-027-0500
NSN 6105-01-401-5361
NSN 5996-01-511-6127
NSN 5855-01-462-2628