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 4140-01-081-7473
NSN 5985-00-359-9067
NSN 2925-01-318-8853
NSN 6610-01-004-5856
NSN 5895-00-518-1593
NSN 5930-00-528-8600
NSN 6685-00-718-8056
NSN 6150-01-490-9959
NSN 6130-01-529-2799
NSN 5895-01-275-0845
NSN 6650-01-141-1582
NSN 5835-01-277-9327