National Stock Number
9350-00-171-6631
National Stock Number (NSN) 9350-00-171-6631, or NIIN 001716631, (brick,refractory,straight) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 02, 1991, this NSN's acquisition method was noted as: Not established. Not established.
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.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 9350001716631 does not contain precious metals.
This information was last updated on Jul 01, 2025.