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 5990-00-543-2755
NSN 5905-00-529-6999
NSN 5975-01-054-1834
NSN 5910-00-554-1422
NSN 6220-01-363-9713
NSN 5920-01-626-5520
NSN 5998-01-632-8278
NSN 6685-00-081-3529
NSN 4140-01-355-3513
NSN 5915-00-696-2048
NSN 6110-01-137-7981
NSN 6110-01-062-7532