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Part Number
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NSN0041
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Imperial Dimensions
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0.5 inch diameter x 0.25 inch thick
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Metric Dimensions
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12.7mm diameter x 6.35mm thick
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Material
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Sintered Neodymium-Iron-Boron (NdFeB)
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Shape
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Disc
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Plating
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Ni-Cu-Ni (Nickel)
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Magnetization Direction
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Thickness
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Grade
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N40
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Pull Force (lbs[g])
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10.69[4849]
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Surface Field(G)
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4226
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Maximum Operating Temperature
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80 Deg C (176 Deg F)
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Dimensional Tolerance
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+/-0.005"
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Magnet Quantity
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250
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Volume (cm3)
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0.8
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Weight (g)
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6.03
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Brand
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Magcraft
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Packaging
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Bulk
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UPC
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None
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Remanent Flux Density Br (kG [T])
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12.5-12.8 [1.25-1.28]
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Coercivity HcB (kOe [kA/m])
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>=11.3 [>=923]
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Intrinsic Coercivity HcJ (kOe [kA/m])
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>=12.0 [>=995]
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Maximum Energy Product Bhmax (MGOe [kJ/m3])
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38-41 [302-326]
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Density p(g/cm3)
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>=7.45
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Compression Strength (Mpa)
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600-1200
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Bending Strength (Mpa)
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150-380
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Vickers Hardness (HV)
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460-660
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Recoil Permeability (urec)
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1.05
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Electrical Resistance (Ohm*mm2/m)
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1.25-1.55
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Curie Temperature Tc (°C)
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310
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Thermal Expansion Coefficient 100°C//(x10^-6/K)
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6
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Thermal Expansion Coefficient 100°C?(x10^-6/K)
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-1
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