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 5915-00-115-2853
NSN 2925-01-208-6638
NSN 4140-00-128-8072
NSN 4140-01-540-8003
NSN 6320-01-206-8930
NSN 6610-00-355-0450
NSN 6150-00-830-6672
NSN 5935-01-442-5216
NSN 5998-01-605-1775
NSN 6240-00-280-0186
NSN 6150-00-670-1978
NSN 6150-01-607-3341