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 5925-00-290-4451
NSN 6620-00-953-8570
NSN 5905-00-487-1840
NSN 4140-01-634-0330
NSN 5855-00-494-9581
NSN 5975-00-202-5013
NSN 6105-01-227-5159
NSN 5985-01-651-0688
NSN 6240-00-740-8901
NSN 6320-01-018-7073
NSN 6650-01-483-2399
NSN 5996-01-386-4165