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 6685-00-705-1522
NSN 6320-01-136-8505
NSN 5855-01-052-4956
NSN 6145-01-282-1596
NSN 6610-01-296-4462
NSN 5960-00-204-7506
NSN 7035-01-055-6806
NSN 5925-00-553-2274
NSN 6620-01-352-5640
NSN 5965-01-186-2051
NSN 6135-01-264-1311
NSN 6240-00-500-0524