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 4140-01-146-5409
NSN 5915-01-510-3867
NSN 6320-01-347-2638
NSN 6645-01-633-1852
NSN 6240-01-468-5576
NSN 6620-00-290-6505
NSN 6645-01-385-7033
NSN 5835-01-433-8790
NSN 5985-01-105-2209
NSN 5996-00-009-6113
NSN 5835-01-089-7615
NSN 6135-01-142-6456