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 5935-01-545-8918
NSN 5998-00-210-8899
NSN 5855-00-631-4565
NSN 5905-01-088-6055
NSN 6105-01-260-4205
NSN 4140-01-441-9170
NSN 2925-01-254-3068
NSN 6220-01-219-1772
NSN 5960-01-424-1781
NSN 6610-01-461-8180
NSN 6135-01-547-8936
NSN 5975-00-146-6555