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 5960-00-004-5819
NSN 6620-01-406-3584
NSN 5905-00-689-1831
NSN 6645-01-347-0450
NSN 5996-00-411-4554
NSN 6145-00-088-6610
NSN 5945-01-535-7037
NSN 4140-01-239-4498
NSN 5990-00-824-3207
NSN 5960-01-237-2336
NSN 4140-01-142-4623
NSN 6145-01-306-3596