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 5985-01-165-0411
NSN 5915-01-648-7354
NSN 7035-01-205-6909
NSN 5935-01-181-2232
NSN 5910-00-161-4557
NSN 6240-01-590-5789
NSN 5990-01-041-8008
NSN 4140-01-156-5333
NSN 5996-00-202-5163
NSN 6320-00-299-3090
NSN 5998-01-039-2960
NSN 5930-01-047-6790