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 6240-01-458-2140
NSN 5960-01-303-0301
NSN 6240-01-491-9011
NSN 6135-01-142-2417
NSN 6150-00-020-8301
NSN 6320-01-416-9357
NSN 5835-00-155-1379
NSN 5915-01-160-0992
NSN 2925-01-633-4048
NSN 5905-01-147-2017
NSN 6650-00-804-2039
NSN 5895-00-038-0847