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 5905-01-277-0732
NSN 6150-00-166-5777
NSN 6620-01-611-7907
NSN 5895-01-482-4099
NSN 5945-00-135-6526
NSN 6150-00-642-2919
NSN 6110-01-463-3395
NSN 4140-01-623-0064
NSN 6145-00-681-1585
NSN 6240-01-422-3461
NSN 6650-01-228-5094
NSN 7035-01-256-1440