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 6150-01-327-2923
NSN 5999-01-595-6440
NSN 6620-01-464-3087
NSN 6130-00-004-5485
NSN 6650-01-192-5515
NSN 6150-00-651-4079
NSN 6645-01-548-6753
NSN 5998-01-502-8802
NSN 4140-01-570-5784
NSN 6220-01-587-3962
NSN 6110-01-322-2758
NSN 5905-01-193-0617