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 6145-01-136-7177
NSN 6220-00-765-6892
NSN 6650-01-447-2858
NSN 5935-00-571-8123
NSN 4140-00-027-5150
NSN 6650-01-241-1269
NSN 6110-01-086-4204
NSN 6320-01-119-3935
NSN 5895-01-474-6161
NSN 6610-00-292-9895
NSN 5835-01-580-0446
NSN 5990-01-300-7801