SKF 7215CD/P4A Angular contact ball bearings,SKF 7215 CD/P4A Super-precision bearings-BEARINGPOWER Co.,Ltd.
Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 7215 CD/P4A

7215 CD/P4A

Dimensions
d 75mm
D 130mm
B 25mm
d1 92.9mm
d2 92.9mm
D1 112.1mm
r1,2min.1.5mm
r3,4min.0.6mm
a 26.3mm
Abutment dimensions
damin.84mm
dbmin.84mm
Damax.121mm
Dbmax.125.8mm
ramax.1.5mm
rbmax.0.6mm
dn 96.6mm
Calculation data
Basic dynamic load ratingC 71.5kN
Basic static load ratingC0 62kN
Fatigue load limitPu 2.65kN
Attainable speed for grease lubrication  10000r/min
Attainable speed for oil-air lubrication  17000r/min
Ball diameterDw 15.875mm
Number of ballsz 17 
Reference grease quantityGref 14.895cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class AGA 270N
Static axial stiffness, preload class A  87N/µm
Preload class BGB 540N
Static axial stiffness, preload class B  118N/µm
Preload class CGC 1080N
Static axial stiffness, preload class C  165N/µm
Preload class DGD 2160N
Static axial stiffness, preload class D  237N/µm
Calculation factors
Calculation factorf 1.08 
Calculation factorf1 1 
Calculation factorf2A 1 
Calculation factorf2B 1.01 
Calculation factorf2C 1.03 
Calculation factorf2D 1.05 
Calculation factorfHC 1 
Calculation factorf0 15 
Mass
Mass bearing  1.21kg
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Hot number: 310x350x18 HDS2 V 42528 525032 71907 CE/P4AL 7312 BECBM GEZ 208 ES-2RS LR 35x40x20.5 P 47 R-12 TF PSM 152230 A51 RNA 4905 SCF 90 ES SNW 3032x5.1/2 SSAFS 23048 KAT x 8.7/16 WS 81217 Z 014 F

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