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 6150-01-155-4200
NSN 5945-01-362-6659
NSN 6105-01-417-2174
NSN 4140-01-075-5455
NSN 5895-01-652-1744
NSN 5935-01-466-6512
NSN 5998-01-196-6131
NSN 5935-00-840-9591
NSN 6610-01-433-2219
NSN 7035-00-009-8705
NSN 5965-00-451-0033
NSN 5945-01-587-3398