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 4140-01-572-0906
NSN 6220-01-593-2976
NSN 5965-01-343-6983
NSN 5975-01-294-1160
NSN 6650-01-624-5411
NSN 5935-00-155-4662
NSN 2925-01-265-2853
NSN 5975-01-037-1550
NSN 5930-00-493-1399
NSN 6240-01-359-6024
NSN 5895-01-514-6181
NSN 6240-01-447-2838