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 5975-00-119-9182
NSN 4140-00-332-5956
NSN 5990-01-227-6526
NSN 6105-01-600-0366
NSN 6105-01-369-3251
NSN 6320-01-322-8340
NSN 5990-01-568-5565
NSN 6110-00-042-0978
NSN 5920-01-410-7740
NSN 6130-00-560-4343
NSN 7035-01-140-2019
NSN 5990-01-209-3955