SKF 7038CD/HCP4AH1 Angular contact ball bearings,SKF 7038 CD/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 7038 CD/HCP4AH1

7038 CD/HCP4AH1

Dimensions
d 190mm
D 290mm
B 46mm
d1 221.8mm
d2 221.8mm
D1 258.2mm
K 0.6mm
C1 13.4mm
r1,2min.2.1mm
r3,4min.1.1mm
a 55.3mm
Abutment dimensions
damin.201mm
dbmin.201mm
Damax.279mm
Dbmax.284mm
ramax.2mm
rbmax.1mm
dn 229.7mm
Calculation data
Basic dynamic load ratingC 247kN
Basic static load ratingC0 305kN
Fatigue load limitPu 8.3kN
Attainable speed for grease lubrication  5600r/min
Attainable speed for oil-air lubrication  9000r/min
Ball diameterDw 30.162mm
Number of ballsz 22 
Reference grease quantityGref 114cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class AGA 950N
Static axial stiffness, preload class A  218N/µm
Preload class BGB 1900N
Static axial stiffness, preload class B  295N/µm
Preload class CGC 3800N
Static axial stiffness, preload class C  411N/µm
Preload class DGD 7600N
Static axial stiffness, preload class D  591N/µm
Calculation factors
Calculation factorf 1.14 
Calculation factorf1 1 
Calculation factorf2A 1 
Calculation factorf2B 1.02 
Calculation factorf2C 1.05 
Calculation factorf2D 1.09 
Calculation factorfHC 1.02 
Calculation factorf0 15.9 
Mass
Mass bearing  8.03kg
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Hot number： 190x220x15 HMSA10 V BD-23196 CAK/W33-OH 3196 H BD-24128 CCK30/W33-AH 24128 250x280x15 HMS5 RG 470981 480 VE R 51176 F 550185 6206-Z AHX 320 K 65x70x20 OKCX 490 SAF 22530 x 5.1/8 T SE 207 TU 1. TF

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