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 6220-01-310-1956
NSN 5905-01-641-3575
NSN 6150-00-263-3451
NSN 5930-01-471-6731
NSN 5965-00-071-0562
NSN 6620-00-361-3590
NSN 6320-01-349-8077
NSN 5965-01-178-7853
NSN 5935-01-236-8264
NSN 6135-00-231-7257
NSN 6240-00-578-7422
NSN 6645-01-495-5553