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 5998-00-334-0386
NSN 6240-01-202-3179
NSN 6320-01-397-9995
NSN 2925-00-455-2367
NSN 5930-00-199-9608
NSN 6150-01-146-5463
NSN 6145-00-695-9568
NSN 5930-01-191-0111
NSN 6650-01-332-7634
NSN 6610-01-153-8625
NSN 6240-01-171-6452
NSN 5975-01-317-2928