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 4140-01-513-5549
NSN 6220-00-922-8241
NSN 5985-01-056-1606
NSN 6110-00-111-2761
NSN 5990-01-009-3634
NSN 6220-01-468-5596
NSN 5960-01-142-1995
NSN 6240-01-313-2229
NSN 5945-00-009-8332
NSN 5910-01-166-5664
NSN 6620-00-280-2874
NSN 6150-00-778-3289