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 5975-01-364-7799
NSN 6620-01-041-8567
NSN 5985-01-474-5141
NSN 5990-01-480-9938
NSN 6620-00-068-2503
NSN 5990-01-612-5323
NSN 6130-01-394-4986
NSN 6240-01-406-2317
NSN 6150-01-495-6041
NSN 2925-01-374-2402
NSN 2925-01-604-8984
NSN 5999-01-396-6912