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 5905-00-649-0425
NSN 5925-01-481-1711
NSN 5920-01-538-9483
NSN 5950-01-353-7403
NSN 5905-01-496-8885
NSN 4140-01-532-6669
NSN 6105-01-274-3570
NSN 5990-01-124-9063
NSN 5925-01-206-8136
NSN 5935-00-249-4186
NSN 2925-00-234-7918
NSN 6320-00-445-1187