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 5905-01-307-3225
NSN 5920-01-612-4771
NSN 5996-00-842-9120
NSN 5965-01-323-7225
NSN 6220-00-520-2603
NSN 6130-01-441-0955
NSN 6240-00-003-3352
NSN 6135-00-926-8322
NSN 6135-01-180-4588
NSN 2925-00-983-7521
NSN 6135-00-738-5571
NSN 2925-00-759-5465