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 5945-01-457-2315
NSN 5920-01-143-1616
NSN 5965-00-232-7395
NSN 5990-00-583-9920
NSN 6320-01-550-3420
NSN 4140-00-116-1022
NSN 5999-00-051-5578
NSN 4140-00-419-0631
NSN 5905-01-596-8442
NSN 6110-01-464-3717
NSN 6620-00-882-6972
NSN 6620-01-434-6538