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 5920-01-266-3223
NSN 5915-00-781-8984
NSN 5960-01-533-5162
NSN 6110-01-240-5704
NSN 6610-00-097-3367
NSN 5895-01-453-3564
NSN 5975-00-419-9812
NSN 6320-01-512-2031
NSN 5910-01-225-2926
NSN 6130-01-605-1266
NSN 6135-01-379-1697
NSN 6685-01-634-0611