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 6685-00-773-2763
NSN 6150-01-400-4211
NSN 2925-00-953-2920
NSN 4140-01-496-8775
NSN 5910-01-281-5528
NSN 5960-01-274-7628
NSN 6135-01-643-5809
NSN 6220-01-235-3892
NSN 4140-01-106-2559
NSN 5985-01-232-1206
NSN 5996-00-715-5615
NSN 5925-01-522-2386