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 6240-01-631-0409
NSN 6145-01-230-3595
NSN 5930-01-365-8162
NSN 6130-01-213-3897
NSN 4140-01-359-9824
NSN 5930-01-232-3287
NSN 5985-01-462-3227
NSN 6105-01-435-4376
NSN 6135-00-926-8322
NSN 6320-01-170-4068
NSN 5985-01-370-4978
NSN 5998-00-726-5364