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 5920-01-386-1954
NSN 5915-01-535-7478
NSN 7035-01-012-2259
NSN 5975-01-461-9407
NSN 5910-01-430-0017
NSN 6150-00-505-3969
NSN 5950-01-463-3096
NSN 5920-01-117-6258
NSN 5985-01-444-4229
NSN 6145-01-160-7658
NSN 6110-00-174-1653
NSN 6650-00-680-9595