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 5975-00-523-7950
NSN 6150-00-194-3098
NSN 6220-00-149-0977
NSN 2925-01-442-7812
NSN 5920-01-050-7474
NSN 5960-01-344-2604
NSN 6610-01-021-2432
NSN 5965-01-642-3277
NSN 6240-01-548-0529
NSN 5855-00-832-7316
NSN 6150-00-935-5239
NSN 6320-01-523-4954