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 5855-01-031-4729
NSN 4140-00-383-8230
NSN 5905-01-484-3701
NSN 6130-01-062-0924
NSN 6240-00-591-6836
NSN 5950-00-253-4302
NSN 2925-00-190-5561
NSN 7035-00-179-3924
NSN 6130-00-339-6134
NSN 6610-01-140-3348
NSN 6105-01-471-3763
NSN 5920-00-258-6822