7014CD/P4ATBTA SKF Super Precision,Super Precision Bearings,Super Precision Angular Contact,7000 Series,15 Degree Contact Angle

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7014CD/P4ATBTA SKF Super Precision,Super Precision Bearings,Super Precision Angular Contact,7000 Series,15 Degree Contact Angle image

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Types of Super Precision Angular Contact Bearings

Bearing number:71912 ACD/HCP4AL
Size (mm):85x60x13
Bore Diameter (mm):85
Outer Diameter (mm):60
Width (mm):13
d:60 mm
D:85 mm
B:13 mm
d1:67.7 mm
d2:67.7 mm
D1:77.3 mm
b:2.2 mm
C1:6.5 mm
C2:3.2 mm
C3:2 mm
r1,2 - min.:1 mm
r3,4 - min.:0.3 mm
a:23.5 mm
da - min.:64.6 mm
db - min.:64.6 mm
Da - max.:80.4 mm
Db - max.:83 mm
ra - max.:1 mm
rb - max.:0.3 mm
dn:69.7 mm
Basic dynamic load rating - C:18.6 kN
Basic static load rating - C0:14.6 kN
Fatigue load limit - Pu:0.62 kN
Limiting speed for grease lubrication:16000 r/min
Limiting speed for oil lubrication:26000 mm/min
Ball - Dw:7.938 mm
Ball - z:24
Gref:2.7 cm3
Calculation factor - e:0.68
Calculation factor - Y2:1.41
Calculation factor - Y0:0.76
Calculation factor - X2:0.67
Calculation factor - Y1:0.92
Preload class A - GA:120 N
Preload class B - GB:240 N
Preload class C - GC:480 N
Preload class D - GD:960 N
Calculation factor - f:1.17
Calculation factor - f1:0.98
Calculation factor - f2A:1
Calculation factor - f2B:1.07
Calculation factor - f2C:1.12
Calculation factor - f2D:1.17
Calculation factor - fHC:1.04
Preload class A:142 N/micron
Preload class B:184 N/micron
Preload class C:242 N/micron
Preload class D:324 N/micron
r1,2 min.:1 mm
r3,4 min.:0.3 mm
da min.:64.6 mm
db min.:64.6 mm
Da max.:80.4 mm
Db max.:83 mm
ra max.:1 mm
rb max.:0.3 mm
Basic dynamic load rating C:18.6 kN
Basic static load rating C0:14.6 kN
Fatigue load limit Pu:0.62 kN
Attainable speed for grease lubrication:16000 r/min
Attainable speed for oil-air lubrication:26000 r/min
Ball diameter Dw:7.938 mm
Number of balls z:24
Reference grease quantity Gref:2.7 cm³
Preload class A GA:120 N
Static axial stiffness, preload class A:142 N/µm
Preload class B GB:240 N
Static axial stiffness, preload class B:184 N/µm
Preload class C GC:480 N
Static axial stiffness, preload class C:242 N/µm
Preload class D GD:960 N
Static axial stiffness, preload class D:324 N/µm
Calculation factor f:1.17
Calculation factor f1:0.98
Calculation factor f2A:1
Calculation factor f2B:1.07
Calculation factor f2C:1.12
Calculation factor f2D:1.17
Calculation factor fHC:1.04
Calculation factor e:0.68
Calculation factor (single, tandem) Y2:0.87
Calculation factor (single, tandem) Y0:0.38
Calculation factor (single, tandem) X2:0.41
Calculation factor (back-to-back, face-to-face) Y1:0.92
Calculation factor (back-to-back, face-to-face) Y2:1.41
Calculation factor (back-to-back, face-to-face) Y0:0.76
Calculation factor (back-to-back, face-to-face) X2:0.67
Mass bearing:0.16 kg

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Types of Super Precision Angular Contact Bearings

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