4140-01-069-6989 (DRFS-PD3504-270WS-CCW12)
4140-01-069-6989 is equivalent to manufacture part number 027576. It is a centrifugal fan and is classified under Federal Supply Class 4140 (4140 - Fans, Air Circulators, and Blower Equipment), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 4140 - Fans, Air Circulators, and Blower Equipment and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.