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 5990-00-605-0391
NSN 5855-01-655-7723
NSN 6650-00-432-2358
NSN 6320-01-202-8761
NSN 6610-00-009-2736
NSN 5925-01-068-1616
NSN 4140-01-591-0616
NSN 6105-01-532-8222
NSN 5915-00-923-7186
NSN 6650-00-963-1692
NSN 5835-01-449-7511
NSN 2925-01-019-8735