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 5925-00-542-9637
NSN 6220-01-435-6297
NSN 5998-01-418-1057
NSN 6135-00-519-1325
NSN 5935-00-905-6986
NSN 5835-00-864-4481
NSN 7035-01-199-6915
NSN 5985-01-195-1413
NSN 5930-00-905-6459
NSN 6650-00-155-8431
NSN 5895-01-442-2098
NSN 4140-00-068-0267