SKF 71944ACD/HCP4AL Angular contact ball bearings,SKF 71944 ACD/HCP4AL Super-precision bearings-BEARINGPOWER Co.,Ltd.
Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71944 ACD/HCP4AL

71944 ACD/HCP4AL

Dimensions
d 220mm
D 300mm
B 38mm
d1 244.7mm
d2 244.7mm
D1 275.3mm
b 3.5mm
C1 20.9mm
C2 7.1mm
C3 5.45mm
r1,2min.2.1mm
r3,4min.1mm
a 79.9mm
Abutment dimensions
damin.231mm
dbmin.231mm
Damax.289mm
Dbmax.295mm
ramax.2mm
rbmax.1mm
dn 251.4mm
Calculation data
Basic dynamic load ratingC 208kN
Basic static load ratingC0 285kN
Fatigue load limitPu 7.5kN
Attainable speed for grease lubrication  4500r/min
Attainable speed for oil-air lubrication  6700r/min
Ball diameterDw 25.4mm
Number of ballsz 29 
Reference grease quantityGref 84cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class AGA 1300N
Static axial stiffness, preload class A  591N/µm
Preload class BGB 2600N
Static axial stiffness, preload class B  776N/µm
Preload class CGC 5200N
Static axial stiffness, preload class C  1036N/µm
Preload class DGD 10400N
Static axial stiffness, preload class D  1415N/µm
Calculation factors
Calculation factorf 1.28 
Calculation factorf1 0.98 
Calculation factorf2A 1 
Calculation factorf2B 1.07 
Calculation factorf2C 1.12 
Calculation factorf2D 1.17 
Calculation factorfHC 1.04 
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  5.56kg
Purchase the SKF 71944 ACD/HCP4AL Please fill in the following

Title:

Email:

Tel:

Content:

Verification code:

Hot number: 260x280x16 HMS1 V BD-22334 CCK/W33-H 2334 25580/25522 331981 71828 CD/P4 85814 99811 D/W RW2-6 R K 110x118x30 OKBS 56 PBM 230250350 M1G1 PCMW 284801.5 M RNU 310 ECJ SALKAC 20 M SNW 116x2.5/8

Previous:71944 ACD/HCP4A Bearings, units and housings ---- Next:71944 ACD/P4A Bearings, units and housings

Return to SKF bearing