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 4140-00-170-1567
NSN 5950-00-765-0601
NSN 5999-00-016-9567
NSN 6150-01-022-3031
NSN 5835-01-390-4667
NSN 5975-00-009-8718
NSN 6130-00-767-8601
NSN 5930-00-515-7655
NSN 5950-00-468-2209
NSN 5965-00-871-8987
NSN 5960-01-573-6483
NSN 5975-01-308-7020