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 5910-01-600-2271
NSN 4140-00-781-2677
NSN 5999-01-626-4403
NSN 6135-01-268-2152
NSN 6620-01-512-8146
NSN 6320-00-222-1465
NSN 2925-00-081-3547
NSN 6110-01-441-9562
NSN 6220-00-930-3146
NSN 6135-01-273-1253
NSN 5975-01-460-9342
NSN 6320-01-583-6809