Keeper Cut for Stanford Magnet 4Y- Keeper Cut Length = 0.0109 m or 0.429 inches for an Integral reduction factor = 0.2143 4Y- Block Magnetic Moment = 1.5675e-06Tm^3 Mean Y- Stanford Magnetic Moment = 1.5412e-06 Tm^3 AA Y Integral = 2.4880e-03 Tm Demagnetization Factor = 1.015 Nominal Shim = 0.0002032 m