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 6650-01-280-1778
NSN 5960-01-450-8539
NSN 5999-01-516-7166
NSN 5990-01-335-7948
NSN 6145-01-472-5393
NSN 5930-01-466-7618
NSN 6105-00-962-9003
NSN 5998-01-310-3178
NSN 6145-01-585-8439
NSN 5920-00-472-1160
NSN 6320-01-335-8336
NSN 6240-00-889-1825