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 6620-01-553-1080
NSN 5925-00-030-4943
NSN 5920-00-189-0858
NSN 5910-01-032-1005
NSN 6150-00-100-4757
NSN 6620-00-484-4662
NSN 5975-01-560-4201
NSN 5998-00-480-8035
NSN 5998-01-424-1908
NSN 6135-01-417-6539
NSN 6130-00-675-0106
NSN 6240-00-725-2274