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 6145-01-156-6546
NSN 5930-01-145-5360
NSN 5935-01-289-7650
NSN 5915-01-546-0942
NSN 5905-00-156-9766
NSN 5960-00-297-7099
NSN 5990-01-113-8121
NSN 5915-01-392-7822
NSN 5960-01-067-9531
NSN 6240-01-037-7108
NSN 5930-00-579-6327
NSN 2925-01-068-3844