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 6645-00-521-0353
NSN 6150-01-169-6991
NSN 5895-01-577-5866
NSN 6620-01-196-3548
NSN 5935-01-571-8916
NSN 4140-01-453-4360
NSN 6130-00-775-8038
NSN 5915-00-841-2786
NSN 6150-01-368-1810
NSN 5930-00-288-1882
NSN 5915-00-816-9056
NSN 4140-01-480-0233