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 6240-01-560-0910
NSN 6620-01-509-5674
NSN 5950-00-857-1270
NSN 6620-00-797-2591
NSN 6130-01-178-6409
NSN 5960-01-170-2258
NSN 6150-01-258-8283
NSN 7035-01-227-2546
NSN 5905-01-215-1546
NSN 5930-00-260-5086
NSN 5935-01-408-7902
NSN 6650-01-593-5993