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 5930-01-536-0922
NSN 4140-01-207-0452
NSN 5905-00-991-8629
NSN 6135-00-862-5736
NSN 5945-01-219-4884
NSN 5910-01-497-6226
NSN 2925-00-059-7991
NSN 2925-00-134-4827
NSN 6650-00-480-9135
NSN 6620-01-503-2667
NSN 6135-01-647-0386
NSN 6320-01-459-6992