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 6320-01-481-7322
NSN 5990-01-313-5543
NSN 2925-01-281-6403
NSN 6135-00-334-4500
NSN 6320-01-607-0347
NSN 5915-00-768-2919
NSN 5975-01-175-3566
NSN 5960-01-182-3003
NSN 5990-01-160-6978
NSN 5930-00-379-4276
NSN 5910-01-350-3639
NSN 5895-01-349-9985