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 5990-01-433-3786
NSN 4140-01-371-1565
NSN 6320-00-521-9350
NSN 2925-00-474-4990
NSN 5895-00-869-1577
NSN 5925-01-451-5140
NSN 5920-01-218-1733
NSN 6650-01-588-7101
NSN 5925-01-099-4702
NSN 5905-01-419-1057
NSN 5920-01-578-6279
NSN 5905-01-647-0388