SKF 71919ACB/P4A Angular contact ball bearings,SKF 71919 ACB/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 71919 ACB/P4A

71919 ACB/P4A

Dimensions
d 95mm
D 130mm
B 18mm
d1 107.94mm
d2 106.36mm
D2 120.7mm
r1,2min.1.1mm
r3,4min.0.6mm
a 40.2mm
Abutment dimensions
damin.101mm
dbmin.101mm
Damax.124mm
Dbmax.126.8mm
ramax.1mm
rbmax.0.6mm
dn 109mm
Calculation data
Basic dynamic load ratingC 22.9kN
Basic static load ratingC0 28kN
Fatigue load limitPu 0.71kN
Attainable speed for grease lubrication  12000r/min
Attainable speed for oil-air lubrication  18000r/min
Ball diameterDw 7.144mm
Number of ballsz 38 
Reference grease quantityGref 7.5cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class AGA 105N
Static axial stiffness, preload class A  147N/µm
Preload class BGB 210N
Static axial stiffness, preload class B  188N/µm
Preload class CGC 630N
Static axial stiffness, preload class C  286N/µm
Calculation factors
Calculation factorf 1.13 
Calculation factorf1 0.99 
Calculation factorf2A 1 
Calculation factorf2B 1.02 
Calculation factorf2C 1.07 
Calculation factorfHC 1 
Calculation factore 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
Mass bearing  0.61kg
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Hot number: 190x220x15 HMS5 V 241/950 ECAF/W33 3210 A-2RS1TN9/MT33 415500 42x55x8 HMSA10 V 71811 CD/HCP4 86029 FBSA 208/DF FSAF 1611 x 1.7/8 GAC 90 F GEZ 106 TXE-2LS IR 32x40x20 SAF 22515 TLC SSAFS 23044 KATLC x 7.7/8 W 61810

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