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 6320-01-648-5538
NSN 5910-01-231-8705
NSN 5915-01-422-9979
NSN 5975-01-173-5127
NSN 6130-00-911-2820
NSN 5945-00-343-6631
NSN 4140-01-596-5974
NSN 6240-01-173-6359
NSN 6105-01-607-6217
NSN 5910-00-168-9650
NSN 6650-01-503-4469
NSN 5920-00-832-6032