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 5999-00-576-3656
NSN 4140-01-055-2251
NSN 5950-00-222-7422
NSN 6685-01-027-0721
NSN 5965-00-043-3463
NSN 5996-00-243-6962
NSN 6645-01-129-4965
NSN 5910-01-544-0343
NSN 5930-01-141-7740
NSN 6135-01-603-3657
NSN 6130-00-365-4572
NSN 6650-00-092-8244