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 6110-00-287-6521
NSN 6610-00-277-7206
NSN 6320-00-553-8427
NSN 6240-01-439-5363
NSN 5965-01-413-9205
NSN 6240-00-450-0675
NSN 6105-01-634-0322
NSN 6240-00-573-7514
NSN 6240-00-488-0278
NSN 6145-00-832-5323
NSN 6645-01-352-5675
NSN 5975-00-412-1333