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 5990-00-935-5610
NSN 6620-01-152-0936
NSN 6685-00-114-1826
NSN 5915-01-299-9613
NSN 5930-01-274-8759
NSN 6620-01-364-0195
NSN 5835-00-841-2650
NSN 5985-01-180-2117
NSN 5996-01-119-2720
NSN 4140-01-447-3716
NSN 6620-00-123-4168
NSN 6135-00-891-4944