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 6130-01-604-9140
NSN 6685-00-970-3897
NSN 6240-01-461-3733
NSN 6220-01-439-7474
NSN 5985-01-197-5809
NSN 2925-01-033-0141
NSN 5990-00-997-8945
NSN 6650-01-352-7111
NSN 5965-01-170-5705
NSN 5910-01-579-3434
NSN 5945-00-187-7764
NSN 5905-00-256-2828