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 5990-01-392-5682
NSN 5999-00-805-2028
NSN 4140-01-203-2380
NSN 6650-01-588-4687
NSN 6220-01-441-2249
NSN 6620-00-957-4239
NSN 5835-01-338-5176
NSN 6240-00-155-7900
NSN 5910-01-514-8696
NSN 5910-01-542-8835
NSN 6610-00-732-2488
NSN 5925-01-341-5633