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 6130-00-618-2712
NSN 6220-00-930-8338
NSN 5910-01-323-5341
NSN 6220-01-013-8445
NSN 5930-00-225-2869
NSN 5835-01-187-8986
NSN 5998-01-076-4729
NSN 6320-01-255-2096
NSN 6135-01-360-1620
NSN 7035-01-101-5111
NSN 6620-00-500-0041
NSN 6145-01-550-9281