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 2925-01-139-7098
NSN 5920-01-433-0301
NSN 5990-00-827-0684
NSN 6240-01-115-4549
NSN 6220-00-491-5814
NSN 6145-01-491-1334
NSN 5960-01-003-8480
NSN 2925-01-093-5479
NSN 6220-00-670-1790
NSN 6620-01-462-0001
NSN 6110-00-414-1624
NSN 6620-01-367-2597