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 5930-01-112-5643
NSN 5975-01-634-0678
NSN 5985-01-273-9838
NSN 6620-01-554-0030
NSN 6145-00-350-0167
NSN 5915-01-174-1164
NSN 5855-01-481-3906
NSN 5920-01-401-5315
NSN 4140-01-505-5321
NSN 5999-01-431-5252
NSN 5985-00-202-5867
NSN 6240-01-234-6053