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 4140-01-447-4342
NSN 5925-01-117-6759
NSN 6110-00-669-6726
NSN 5925-01-445-6112
NSN 6620-01-290-2973
NSN 5960-01-579-1661
NSN 2925-00-155-2100
NSN 6105-00-070-9564
NSN 5975-00-111-3208
NSN 6620-01-503-2667
NSN 5996-01-373-7100
NSN 6240-01-411-7482