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 6105-01-210-9791
NSN 6220-00-199-9401
NSN 5996-01-514-7341
NSN 2925-01-516-0124
NSN 6145-01-320-2423
NSN 5930-01-398-1681
NSN 2925-01-115-0306
NSN 6130-00-369-6637
NSN 4140-01-246-3090
NSN 5998-00-100-3401
NSN 6130-01-524-1988
NSN 5905-01-165-8605