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 5960-00-584-4553
NSN 5996-00-200-5610
NSN 5855-01-611-2803
NSN 5925-01-433-3952
NSN 5975-01-367-5392
NSN 5975-01-007-4008
NSN 6320-00-139-1090
NSN 5975-00-989-0149
NSN 5915-01-121-7946
NSN 5996-00-083-6433
NSN 5960-01-495-0859
NSN 4140-01-537-3609