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 5985-01-124-3507
NSN 5999-01-328-6464
NSN 6620-00-948-6751
NSN 5855-00-482-9876
NSN 6135-00-248-4102
NSN 6320-00-174-1362
NSN 6620-00-155-2608
NSN 6610-00-205-7352
NSN 6240-00-617-1818
NSN 5905-00-391-6279
NSN 2925-01-071-9291
NSN 5930-01-140-0609