SKF 71912ACE/HCP4AH1 Angular contact ball bearings,SKF 71912 ACE/HCP4AH1 Super-precision bearings-BEARINGPOWER Co.,Ltd.
Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71912 ACE/HCP4AH1

71912 ACE/HCP4AH1

Dimensions
d 60mm
D 85mm
B 13mm
d1 67.75mm
d2 65.7mm
D1 77.3mm
K 0.5mm
C1 3.83mm
r1,2min.1mm
r3,4min.0.3mm
a 24.6mm
Abutment dimensions
damin.64.6mm
dbmin.62mm
Damax.80.4mm
Dbmax.83mm
ramax.1mm
rbmax.0.3mm
dn 69.6mm
Calculation data
Basic dynamic load ratingC 15.3kN
Basic static load ratingC0 11.2kN
Fatigue load limitPu 0.475kN
Attainable speed for grease lubrication  23000r/min
Attainable speed for oil-air lubrication  36000r/min
Ball diameterDw 7.938mm
Number of ballsz 23 
Reference grease quantityGref 2.5cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class AGA 139N
Static axial stiffness, preload class A  128N/µm
Preload class BGB 418N
Static axial stiffness, preload class B  193N/µm
Preload class CGC 836N
Static axial stiffness, preload class C  254N/µm
Calculation factors
Calculation factorf 1.13 
Calculation factorf1 0.98 
Calculation factorf2A 1 
Calculation factorf2B 1.04 
Calculation factorf2C 1.08 
Calculation factorfHC 1.01 
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  0.16kg
Purchase the SKF 71912 ACE/HCP4AH1 Please fill in the following

Title:

Email:

Tel:

Content:

Verification code:

Hot number: 17x28x7 HMS5 V 27525 319254/VJ202 33216 470461 99311 FYT 40 TF/VA201 G 50x62x5 NUTR 4090 X OKBS 99 PSM 607250 A51 RNA 4903.2RS SAF 22517 T SAFS 22526 x 4.5/16 SIA 50 ESX-2LS

Previous:71912 ACE/HCP4A Bearings, units and housings ---- Next:71912 ACE/HCP4AL Bearings, units and housings

Return to SKF bearing