A mixture of refractory material (diatomaceous earth, exfoliated mica, rock or mineral wool etc.), asbestos fibers, and clay binder used for insulating high temperature work, piping, tanks, and general use.
Classification: Refractory cements, mortars, concretes and similar compositions of clay other than products of heading 3801
NSN 6130-01-634-0603
NSN 6135-01-168-2944
NSN 5925-01-055-3868
NSN 6110-01-193-9842
NSN 5975-00-552-9579
NSN 5960-01-388-1988
NSN 5920-01-143-5002
NSN 5996-00-830-6235
NSN 5945-00-167-0630
NSN 7035-01-297-9806
NSN 5998-01-183-2925
NSN 5895-01-415-2476