SKF 7004ACE/P4A Angular contact ball bearings,SKF 7004 ACE/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 7004 ACE/P4A

7004 ACE/P4A

Dimensions
d 20mm
D 42mm
B 12mm
d1 26.6mm
d2 24.8mm
D1 34.21mm
r1,2min.0.6mm
r3,4min.0.3mm
a 13.2mm
Abutment dimensions
damin.22mm
dbmin.22mm
Damax.40mm
Dbmax.39.6mm
ramax.0.6mm
rbmax.0.3mm
dn 28.1mm
Calculation data
Basic dynamic load ratingC 7.15kN
Basic static load ratingC0 3.25kN
Fatigue load limitPu 0.137kN
Attainable speed for grease lubrication  48000r/min
Attainable speed for oil-air lubrication  75000r/min
Ball diameterDw 6.35mm
Number of ballsz 12 
Reference grease quantityGref 1.1cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class AGA 64N
Static axial stiffness, preload class A  52N/µm
Preload class BGB 193N
Static axial stiffness, preload class B  78N/µm
Preload class CGC 390N
Static axial stiffness, preload class C  102N/µm
Calculation factors
Calculation factorf 1.04 
Calculation factorf1 0.99 
Calculation factorf2A 1 
Calculation factorf2B 1.03 
Calculation factorf2C 1.06 
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  0.064kg
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Hot number: 23136 CC/W33 240x270x15 HS8 R 29464 E 412506 50172 6014-Z 619/1400 MB 7317 BEGAP 99868 K 60x68x23 KM 4 PSM 152115 A51 PSM 162016 A51 SIQG 100 ES SY 5/8 TF

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