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 6620-01-532-0329
NSN 6220-01-523-0869
NSN 6645-01-110-4491
NSN 5999-01-123-9685
NSN 6240-01-100-4158
NSN 6105-00-010-8153
NSN 5965-01-091-1884
NSN 5935-01-232-0383
NSN 5895-00-155-4578
NSN 7035-01-607-7716
NSN 5915-01-484-9097
NSN 5920-00-175-7987