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 5935-00-231-5545
NSN 5835-00-368-4182
NSN 6650-01-127-4647
NSN 5975-01-383-1872
NSN 6685-01-594-4929
NSN 5945-00-062-0188
NSN 5999-01-054-2103
NSN 5905-00-165-1777
NSN 5910-00-663-5865
NSN 5998-01-510-3435
NSN 6105-00-313-6713
NSN 6105-01-106-4157