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 5990-00-402-7721
NSN 2925-01-055-7607
NSN 5950-01-361-0120
NSN 5910-01-193-4975
NSN 5895-01-277-4305
NSN 5990-00-616-4289
NSN 5960-01-253-2333
NSN 5895-01-310-9539
NSN 5990-01-540-1619
NSN 6610-00-199-8915
NSN 6320-00-593-0379
NSN 6645-00-269-2764