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 4140-01-383-0239
NSN 6320-00-725-0754
NSN 7035-01-417-6261
NSN 5998-01-123-7801
NSN 7035-00-300-3208
NSN 2925-01-113-6904
NSN 6650-01-384-7867
NSN 6135-00-170-8819
NSN 5990-00-554-0366
NSN 5935-01-348-3174
NSN 2925-00-782-1498
NSN 5945-01-304-0373