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 5999-01-542-4237
NSN 6240-00-809-4977
NSN 5950-00-257-0889
NSN 5905-01-538-3389
NSN 6130-00-941-1292
NSN 2925-01-021-7563
NSN 5855-01-565-3266
NSN 6145-01-530-2344
NSN 6645-01-035-3787
NSN 6610-01-316-1830
NSN 5975-01-495-8432
NSN 5975-00-552-1764