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 4140-01-181-4485
NSN 5895-01-377-4613
NSN 6320-01-366-5157
NSN 6240-01-336-4796
NSN 6610-00-089-6950
NSN 6110-01-250-7168
NSN 5996-01-057-1981
NSN 5835-00-891-2784
NSN 4140-01-036-4647
NSN 5960-01-307-2674
NSN 6320-00-553-8427
NSN 5925-01-167-7747