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 6220-01-237-2488
NSN 5996-01-566-0344
NSN 6135-00-016-0071
NSN 5999-01-200-6527
NSN 5925-00-355-6124
NSN 5950-00-378-9959
NSN 4140-00-912-0794
NSN 6220-00-052-7243
NSN 6130-00-738-7290
NSN 5930-00-297-8848
NSN 5960-01-458-6484
NSN 5985-01-645-8291