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 5935-01-305-4744
NSN 6685-01-422-1571
NSN 5930-01-008-9110
NSN 6645-01-443-1103
NSN 5835-00-779-2836
NSN 6110-00-947-6621
NSN 4140-01-589-3647
NSN 6620-00-826-7238
NSN 5835-00-366-0240
NSN 5835-00-005-7909
NSN 6145-01-436-3738
NSN 6650-00-443-4292