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 5965-01-142-1807
NSN 4140-01-130-3824
NSN 5960-01-270-9018
NSN 4140-01-019-0555
NSN 5975-00-275-7985
NSN 5920-01-310-2927
NSN 6150-01-071-0219
NSN 6650-00-554-1457
NSN 4140-01-525-8158
NSN 5935-01-583-8470
NSN 5998-00-474-9515
NSN 4140-01-347-0060