SKF 71922CD/P4A Angular contact ball bearings,SKF 71922 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 71922 CD/P4A

71922 CD/P4A

Dimensions
d 110mm
D 150mm
B 20mm
d1 122.3mm
d2 122.3mm
D1 137.7mm
r1,2min.1.1mm
r3,4min.0.6mm
a 27.5mm
Abutment dimensions
damin.116mm
dbmin.116mm
Damax.144mm
Dbmax.146mm
ramax.1mm
rbmax.0.6mm
dn 125.6mm
Calculation data
Basic dynamic load ratingC 62.4kN
Basic static load ratingC0 72kN
Fatigue load limitPu 2.7kN
Attainable speed for grease lubrication  8000r/min
Attainable speed for oil-air lubrication  13000r/min
Ball diameterDw 12.7mm
Number of ballsz 28 
Reference grease quantityGref 11.4cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class AGA 230N
Static axial stiffness, preload class A  113N/µm
Preload class BGB 460N
Static axial stiffness, preload class B  156N/µm
Preload class CGC 920N
Static axial stiffness, preload class C  221N/µm
Preload class DGD 1840N
Static axial stiffness, preload class D  325N/µm
Calculation factors
Calculation factorf 1.26 
Calculation factorf1 1 
Calculation factorf2A 1 
Calculation factorf2B 1.04 
Calculation factorf2C 1.09 
Calculation factorf2D 1.15 
Calculation factorfHC 1 
Calculation factorf0 16.5 
Mass
Mass bearing  0.86kg
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Hot number: 25x40x5 HMS5 V 30056 34x62x8 CRW1 R 6217-2Z/VA208 6030-2RS1 7313 BECCM 81296 M 90844 C 3120 V NA 22/6.2RSX RNA 6913 PL 530 SAF 1613 x 2.1/8 T SAFS 22524 TLC W 61805-2Z

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