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 6240-00-292-3237
NSN 6135-01-343-9457
NSN 5975-01-218-8584
NSN 6150-01-449-8011
NSN 6320-01-106-4414
NSN 6130-00-612-7161
NSN 5905-01-302-6988
NSN 5910-00-074-1311
NSN 5935-01-320-3545
NSN 5998-01-425-8404
NSN 6650-01-265-2672
NSN 5920-01-425-0963