Product Details

Komatsu

Min.Order Quantity 1 pcs
Price Negotiable

Product Features

Komatsu Size Chart (mm/inches)

Bearing number71901 CD/HCP4A
Size (mm)24x12x6
Bore Diameter (mm)24
Outer Diameter (mm)12
Width (mm)6
d12 mm
D24 mm
B6 mm
d116 mm
d216 mm
D120 mm
r1,2 - min.0.3 mm
r3,4 - min.0.2 mm
a5.4 mm
da - min.14 mm
db - min.14 mm
Da - max.22 mm
Db - max.22.6 mm
ra - max.0.3 mm
rb - max.0.2 mm
dn16.8 mm
Basic dynamic load rating - C2.6 kN
Basic static load rating - C01.2 kN
Fatigue load limit - Pu0.053 kN
Limiting speed for grease lubrication75000 r/min
Limiting speed for oil lubrication110000 mm/min
Ball - Dw3.175 mm
Ball - z13
Gref0.12 cm3
Calculation factor - f09.8
Preload class A - GA10 N
Preload class B - GB20 N
Preload class C - GC40 N
Preload class D - GD80 N
Calculation factor - f1.04
Calculation factor - f1
Calculation factor - f2A1
Calculation factor - f2B1.07
Calculation factor - f2C1.12
Calculation factor - f2D1.18
Calculation factor - fHC1.04
Preload class A14 N/micron
Preload class B19 N/micron
Preload class C26 N/micron
Preload class D37 N/micron
d116 mm
d216 mm
D120 mm
r1,2 min.0.3 mm
r3,4 min.0.2 mm
da min.14 mm
db min.14 mm
Da max.22 mm
Db max.22.6 mm
ra max.0.3 mm
rb max.0.2 mm
dn16.8 mm
Basic dynamic load rating C2.65 kN
Basic static load rating C01.25 kN
Fatigue load limit Pu0.053 kN
Attainable speed for grease lubrication75000 r/min
Attainable speed for oil-air lubrication110000 r/min
Ball diameter Dw3.175 mm
Number of balls z13
Reference grease quantity Gref0.12 cm³
Preload class A GA10 N
Static axial stiffness, preload class A14 N/µm
Preload class B GB20 N
Static axial stiffness, preload class B19 N/µm
Preload class C GC40 N
Static axial stiffness, preload class C26 N/µm
Preload class D GD80 N
Static axial stiffness, preload class D37 N/µm
Calculation factor f1.04
Calculation factor f11
Calculation factor f2A1
Calculation factor f2B1.07
Calculation factor f2C1.12
Calculation factor f2D1.18
Calculation factor fHC1.04
Calculation factor f09.8
Mass bearing0.01 kg
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