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HITACHI EX70-5

Product Parameters
HITACHI Model HITACHI EX70-5 QIBR Drawing No. QNA683.25Q
Bearing Type Four-Point Contact Ball Closure Type Double Seals
Bearing Material 42CrMo, 50Mn etc Seal Material FPM, NBR
Overall Dimensions
Outer Diameter (D) 774mm Inner Diameter(d) 554mm
Overall Width(H) 78mm Width of Outer Ring (H1) 60mm
Mounting Holes
Center Circle Diameter-Outer Ring (D1) / Center Circle Diameter-Inner Ring (D2) /
Diameter of Mounting Holes(dn1 & dn2) 18mm Number of Holes(z) 24
Gear Data
Gear Tooth Width (b) / Modulus(m) /
Tip Diameter (da) / Number of gear teeth (z) 71