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 5925-00-581-1931
NSN 5990-01-655-1437
NSN 5915-00-489-7445
NSN 5960-00-081-1937
NSN 5855-01-162-5251
NSN 6240-00-446-7796
NSN 6610-01-263-5517
NSN 6320-00-070-4544
NSN 5960-01-442-9304
NSN 5920-00-309-5637
NSN 6130-01-455-1512
NSN 5960-01-410-8177