SPECIFICATIONSThese 90 degree arc magnets are 0.75 inch (19.05mm) long and 0.125 (3.2mm) thick. They are composed of grade 40 neodymium iron boron magnetic material and are plated in nickel-copper-nickel for a shiny corrosion resistant finish. Max Working Temperature - 176 F (80 C).
Part Number NSN0628
Imperial Dimensions 0.75 inch outside radius x 0.625 inch inside radius x 90 deg x 0.75 inch long
Metric Dimensions 19.05 mm outside radius x 15.875 mm inside radius x 90 deg x 19.05 mm long
Material Sintered Neodymium-Iron-Boron (NdFeB)
Shape Arc
Plating Ni-Cu-Ni (Nickel)
Magnetization Direction Diameter
Grade N40
Pull Force (lbs[g]) [0]
Surface Field(G) 4551
Maximum Operating Temperature 80 Deg C (176 Deg F)
Dimensional Tolerance +/-0.005"
Magnet Quantity 2
Volume (cm3) 0
Weight (g) 8
Brand Magcraft
Packaging Magpak Tube
UPC 875661000283
Remanent Flux Density Br (kG [T]) 12.5-12.8 [1.25-1.28]
Coercivity HcB (kOe [kA/m]) >=11.3 [>=923]
Intrinsic Coercivity HcJ (kOe [kA/m]) >=12.0 [>=995]
Maximum Energy Product Bhmax (MGOe [kJ/m3]) 38-41 [302-326]
Density p(g/cm3) >=7.45
Compression Strength (Mpa) 600-1200
Bending Strength (Mpa) 150-380
Vickers Hardness (HV) 460-660
Recoil Permeability (urec) 1.05
Electrical Resistance (Ohm*mm2/m) 1.25-1.55
Curie Temperature Tc (°C) 310
Thermal Expansion Coefficient 100°C//(x10^-6/K) 6
Thermal Expansion Coefficient 100°C?(x10^-6/K) -1
