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.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 4140-00-196-7139
NSN 5945-00-540-1052
NSN 6130-01-516-5143
NSN 6130-01-645-5036
NSN 6645-01-413-8003
NSN 5910-00-767-0224
NSN 6610-01-064-5792
NSN 5920-00-134-5713
NSN 2925-00-478-3742
NSN 4140-01-499-4244
NSN 5965-01-631-0301
NSN 5999-01-379-0648