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 6620-00-553-8988
NSN 6240-00-201-1200
NSN 5996-00-900-4001
NSN 5930-01-407-7498
NSN 6685-01-253-8747
NSN 5985-00-311-8590
NSN 5998-00-268-7910
NSN 2925-00-419-5868
NSN 5975-01-173-2511
NSN 6130-01-534-0572
NSN 6620-00-871-0592
NSN 6320-00-643-0958