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 5990-00-155-2306
NSN 6320-00-115-0883
NSN 5960-01-487-2175
NSN 6620-01-309-1287
NSN 6220-01-003-3765
NSN 5998-00-463-4463
NSN 5920-01-535-6498
NSN 6130-01-475-6925
NSN 5895-01-368-0969
NSN 6110-01-202-8896
NSN 5920-01-538-8654
NSN 5925-01-435-4943