4140-01-147-8520 FAN,TUBEAXIAL Index 3020-01-147-8522 CHAIN,ROLLER

National Stock Number:
4140-01-147-8521

Federal Supply Class:
4140

National Item Identification Number:
011478521

Description:
FAN,VENTILATING


Manufacturer Information:
1957726-182-103640LOCKHEED MARTIN CORPORATION


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