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 6150-01-400-4211
NSN 5998-01-525-5794
NSN 5996-01-526-6120
NSN 5905-01-151-0874
NSN 5920-01-652-0262
NSN 5920-01-262-1667
NSN 6320-01-439-5264
NSN 5999-01-509-4029
NSN 6135-01-336-3115
NSN 5985-01-498-1142
NSN 5910-01-593-2180
NSN 6650-01-561-6149