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 5990-00-320-2779
NSN 6645-01-400-2119
NSN 6130-01-481-7696
NSN 5935-01-320-9831
NSN 5915-01-501-2210
NSN 5920-01-123-8148
NSN 6320-01-371-3047
NSN 6620-01-232-0680
NSN 5999-01-172-8483
NSN 6610-01-546-9067
NSN 6240-01-019-1997
NSN 6320-01-192-0332