One of the core industrial bearings of QIBR, the strongest support for your industry!

KOMATSU PC70-7(76Z)

Product Parameters
KOMATSU Model KOMATSU PC70-7(76Z) QIBR Drawing No. QNA720.25Z4
Bearing Type Four-Point Contact Ball Closure Type Double Seals
Bearing Material 42CrMo, 50Mn etc Seal Material FPM, NBR
Overall Dimensions
Outer Diameter (D) 806mm Inner Diameter(d) 596mm
Overall Width(H) 74mm Width of Outer Ring (H1) 59mm
Width of Inner Ring  61mm Approximate Weight 94kg
Mounting Holes
Center Circle Diameter-Outer Ring (D1) / Center Circle Diameter-Inner Ring (D2) /
Diameter of Mounting Holes at Outer Ring 18.5mm Number of Holes at Outer Ring(z) 23
Diameter of Mounting Holes at Inner Ring 18.5mm Number of Holes at Inner Ring 24
Gear Data
Gear Tooth Width (b) / Modulus(m) /
Tip Diameter (da) / Number of gear teeth (z) 76