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Timken 438W - 432DC image

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Timken 438W - 432DC Technology

Bearing number:7012 CE/HCP4A
Size (mm):95x60x18
Bore Diameter (mm):95
Outer Diameter (mm):60
Width (mm):18
d:60 mm
D:95 mm
B:18 mm
d1:72.74 mm
d2:70.6 mm
D1:82.22 mm
r1,2 - min.:1.1 mm
r3,4 - min.:0.6 mm
a:19.5 mm
da - min.:66 mm
db - min.:66 mm
Da - max.:89 mm
Db - max.:90.8 mm
ra - max.:1 mm
rb - max.:0.6 mm
dn:74.6 mm
Basic dynamic load rating - C:17.2 kN
Basic static load rating - C0:12.9 kN
Fatigue load limit - Pu:0.54 kN
Limiting speed for grease lubrication:24000 r/min
Limiting speed for oil lubrication:37000 mm/min
Ball - Dw:7.938 mm
Ball - z:25
Gref:5.3 cm3
Calculation factor - f0:8.5
Preload class A - GA:92 N
Preload class B - GB:275 N
Preload class C - GC:550 N
Calculation factor - f:1
Calculation factor - f2A:1
Calculation factor - f2B:1.03
Calculation factor - f2C:1.05
Calculation factor - fHC:1.01
Preload class A:53 N/micron
Preload class B:83 N/micron
Preload class C:112 N/micron
r1,2 min.:1.1 mm
r3,4 min.:0.6 mm
da min.:66 mm
db min.:66 mm
Da max.:89 mm
Db max.:90.8 mm
ra max.:1 mm
rb max.:0.6 mm
Basic dynamic load rating C:17.2 kN
Basic static load rating C0:12.9 kN
Fatigue load limit Pu:0.54 kN
Attainable speed for grease lubrication:24000 r/min
Attainable speed for oil-air lubrication:37000 r/min
Ball diameter Dw:7.938 mm
Number of balls z:25
Reference grease quantity Gref:5.3 cm³
Preload class A GA:92 N
Static axial stiffness, preload class A:53 N/µm
Preload class B GB:275 N
Static axial stiffness, preload class B:83 N/µm
Preload class C GC:550 N
Static axial stiffness, preload class C:112 N/µm
Calculation factor f:1.08
Calculation factor f1:1
Calculation factor f2A:1
Calculation factor f2B:1.03
Calculation factor f2C:1.05
Calculation factor fHC:1.01
Calculation factor f0:8.5
Mass bearing:0.39 kg

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