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 5960-01-605-9921
NSN 5990-01-540-1619
NSN 6145-00-916-7217
NSN 5930-00-869-2859
NSN 5930-01-252-2498
NSN 6110-01-438-1846
NSN 6110-01-525-8748
NSN 6110-01-423-7466
NSN 5975-01-359-2679
NSN 5975-00-256-5556
NSN 6240-01-251-1427
NSN 5960-00-465-4088