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 5905-01-443-5474
NSN 5925-01-013-4010
NSN 5975-01-490-0353
NSN 5975-01-168-0647
NSN 5915-00-262-2876
NSN 6240-00-594-7138
NSN 5930-01-526-2616
NSN 6650-01-633-9147
NSN 5935-01-315-1473
NSN 5935-01-056-5079
NSN 5990-01-147-5225
NSN 5990-01-128-7599