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 4140-01-602-8037
NSN 6130-00-633-6187
NSN 5990-01-170-6081
NSN 6150-01-287-6161
NSN 5975-00-934-8885
NSN 5945-01-472-3881
NSN 5999-01-495-1832
NSN 5985-01-477-2200
NSN 6135-00-933-4293
NSN 5855-01-205-7030
NSN 6150-01-131-2875
NSN 5915-01-429-6643