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 6645-01-381-2050
NSN 5950-01-387-0715
NSN 5999-00-847-3721
NSN 6320-01-312-0964
NSN 6220-00-827-0227
NSN 5930-00-242-9979
NSN 5996-01-017-1309
NSN 5835-00-729-9305
NSN 6150-00-552-4629
NSN 5935-00-763-3887
NSN 5925-01-429-6160
NSN 5895-01-164-0575