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 6645-01-116-3423
NSN 6320-01-607-0347
NSN 6320-01-643-0850
NSN 5920-01-651-5136
NSN 6145-01-444-1668
NSN 6220-01-515-0931
NSN 6610-01-595-2847
NSN 5905-01-519-7676
NSN 5905-00-719-7520
NSN 5999-00-081-6721
NSN 6645-01-202-7986
NSN 4140-00-538-8959