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 5999-00-136-1231
NSN 5999-01-337-8559
NSN 6145-01-433-0453
NSN 7035-01-251-6809
NSN 7035-01-332-9582
NSN 5960-00-908-6648
NSN 6650-01-594-9915
NSN 5960-01-648-1872
NSN 6110-01-199-6338
NSN 6130-01-148-6511
NSN 5960-01-528-1147
NSN 6240-00-966-8717