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 5905-01-450-4888
NSN 5935-00-449-3339
NSN 6105-01-215-1993
NSN 6610-01-517-1901
NSN 6240-01-447-2838
NSN 5990-01-013-8464
NSN 2925-01-156-9570
NSN 5990-01-190-7328
NSN 2925-01-541-5031
NSN 6320-01-220-2264
NSN 6610-01-211-6182
NSN 2925-01-157-9204