1560-01-472-5105 (6590185-4)
1560-01-472-5105 is equivalent to manufacture part number 6590185-4. It is a wing spar calibration standard and is classified under Federal Supply Class 1560 (1560 - Airframe Structural Components), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 1560 - Airframe Structural Components and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.