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 5990-01-003-4209
NSN 6685-01-343-1572
NSN 6105-00-821-2478
NSN 5950-01-582-2243
NSN 5950-01-535-7015
NSN 5920-01-478-5390
NSN 5935-01-117-5815
NSN 5975-01-634-0678
NSN 5950-01-288-6087
NSN 6220-01-611-0432
NSN 7035-00-946-2642
NSN 2925-00-504-2363