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 6240-01-125-6901
NSN 6320-01-359-3921
NSN 6620-00-961-8643
NSN 5935-00-203-3710
NSN 5895-00-471-5711
NSN 4140-01-084-9429
NSN 5935-01-050-4306
NSN 6135-01-416-3181
NSN 6320-00-139-1090
NSN 6145-01-126-4158
NSN 6240-01-100-1279
NSN 6110-01-650-9035