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

HITACHI EX300-3

Product Parameters
HITACHI Model HITACHI EX300-3 QIBR Drawing No. QND1408.40
Bearing Type Four-Point Contact Ball Closure Type Double Seals
Bearing Material 42CrMo, 50Mn etc Seal Material FPM, NBR
Overall Dimensions
Outer Diameter (D) 1530mm Inner Diameter(d) 1250mm
Overall Width(H) 114mm Width of Outer Ring 83mm
Width of Inner Ring
105mm Approximate Weight 350kg
Mounting Holes
Diameter of Mounting Holes at Outer Ring 25mm Number of Holes at Outer Ring 32
Diameter of Mounting Holes at Inner Ring M24*2 Number of Holes(z) 36
Gear Data
Gear Tooth Width (b) Ask Us Modulus(m) Ask Us
Tip Diameter (da) Ask Us Number of gear teeth (z) 91