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 6240-01-278-3247
NSN 6240-01-435-6505
NSN 6240-01-197-8491
NSN 5905-00-826-2862
NSN 4140-01-633-1456
NSN 5835-00-833-7080
NSN 6240-01-414-9529
NSN 6220-01-169-2790
NSN 6110-00-925-6822
NSN 6105-00-466-0588
NSN 5985-01-632-2464
NSN 5855-00-487-9691