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 5990-01-321-2997
NSN 5990-00-893-0957
NSN 6240-01-594-0059
NSN 6320-01-445-5893
NSN 5996-01-289-0493
NSN 6145-01-528-5627
NSN 5990-00-140-1159
NSN 5905-01-023-9003
NSN 5905-00-155-7018
NSN 5998-01-523-9639
NSN 5905-00-428-8042
NSN 5855-00-433-2377