National Stock Number
9350-00-422-4991
National Stock Number (NSN) 9350-00-422-4991, or NIIN 004224991, (brick,refractory,straight) has an unknown assigned date. NIIN 004224991 was cancelled on May 23, 1997, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 04551. [A BRICK, MORE THAN 2 INCHES (50.8MM) THICK, MANUFACTURED ESSENTIALLY OF TEMPERATURE STABLE MINERAL AGGREGATES, FORMED BY PRESSURE INTO A STRAIGHT 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, HIGHT TEMPERATURE.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 9350004224991 does not contain precious metals.
This information was last updated on Jun 01, 2024.