A brick manufactured essentially of temperature stable mineral aggregates, formed by pressure into an arch shape. It is suitable for constructing industrial and boiler furnaces. Resistance to temperature is the prime characteristic, but resistance to one or more of the destructive actions of spalling, abrasion, slag attack, or load is usually required. Excludes brick, insulating, high temperature.
Classification: Blocks, tiles and similar refractory ceramic goods, of clay, nesoi (not siliceous, not over 50 percent magnes, calcium a/o chrome or alum na and/or si
NSN 6620-00-185-1614
NSN 5910-00-185-5742
NSN 5935-01-158-4924
NSN 2925-00-782-1498
NSN 2925-01-331-5039
NSN 4140-00-026-5437
NSN 6685-01-142-6460
NSN 6130-01-660-8469
NSN 6620-01-371-1655
NSN 5855-01-492-6385
NSN 5965-00-652-5661
NSN 6105-01-014-7570