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 6220-01-612-0786
NSN 6220-01-472-3516
NSN 5975-00-920-7442
NSN 5950-01-492-5488
NSN 5985-01-179-1830
NSN 5920-01-386-3188
NSN 5915-01-462-8137
NSN 5935-01-266-3165
NSN 2925-01-308-9809
NSN 5905-00-449-6364
NSN 5935-00-513-3092
NSN 4140-01-147-7850