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

KOMATSU PC300-3

Product Parameters
KOMATSU Model PC300-3 QIBR Drawing No. QNB1406.35
Bearing Type Four-Point Contact Ball Closure Type Double Seals
Bearing Material 42CrMo, 50Mn etc Seal Material FPM, NBR
Overall Dimensions
Outer Diameter (D) 1526mm Inner Diameter(d) 1236mm
Overall Width(H) 122mm Width of Outer Ring (H1) 87mm
Width of Inner Ring  110mm Approximate Weight 377kg
Mounting Holes
Diameter of Mounting Holes at Outer Ring M24 Number of Holes at Outer Ring(z) 35
Diameter of Mounting Holes at Inner Ring M24 Number of Holes at Inner Ring 40
Gear Data
Gear Tooth Width (b) Ask Us Modulus(m) Ask Us
Tip Diameter (da) Ask Us Number of gear teeth (z) 90