Item must comply with requirements of defense supply center columbus production standard no. Lo1156
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 6610-01-557-6908
NSN 5915-00-468-3911
NSN 5945-01-209-9891
NSN 5930-01-094-5584
NSN 5999-01-464-3468
NSN 5930-01-528-8153
NSN 6320-01-046-5228
NSN 5935-00-346-8001
NSN 5998-01-375-0929
NSN 6110-01-331-5393
NSN 5910-01-044-5615
NSN 5935-00-943-9552