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 6320-01-648-5538
NSN 5920-01-433-8060
NSN 6610-00-987-9716
NSN 5975-01-460-1386
NSN 5925-01-040-0438
NSN 5975-01-541-4461
NSN 5999-01-370-9920
NSN 5920-01-577-2346
NSN 5935-00-646-6626
NSN 5905-01-509-9676
NSN 5915-01-274-9370
NSN 5985-01-198-8299