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 6620-00-764-3057
NSN 5950-01-167-6145
NSN 6145-01-146-6207
NSN 6650-01-618-7779
NSN 6320-01-445-0325
NSN 4140-00-753-6888
NSN 5965-01-220-0529
NSN 5930-01-508-2836
NSN 6610-00-173-4011
NSN 6320-00-731-6134
NSN 5930-01-431-7501
NSN 5996-00-411-3464