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 5998-01-432-3659
NSN 5935-01-060-2219
NSN 5930-01-487-1487
NSN 6135-00-777-5562
NSN 6220-01-436-9537
NSN 5905-01-186-2147
NSN 6220-00-943-2623
NSN 6150-00-452-9078
NSN 5855-01-147-6024
NSN 6240-01-542-8886
NSN 5945-00-799-3567
NSN 6240-00-907-3371