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71922 CB/P4AL - High precision angular contact ball bearing - Precision ball bearing

Product model71922 CB/P4AL
d110 mm
D150 mm
B20 mm
Limiting speed17000 r/min
d1124.42mm
d2122.5mm
D2139mm
Width of lubricating groove (b)2.2mm
C110.9mm
Distance from the side of the outer ring to the O-ring(C2)4.5mm
Distance from the side of the outer ring to the O-ring(C3)2.9mm
r1,2min.1.1mm
r3,4min.0.6mm
a27.5mm
damin.116mm
dbmin.116mm
Damax.144mm
Dbmax.146.8mm
Fillet radius(ra)max.1mm
Fillet radius(rb)max.0.6mm
Pu1.02kN
Oil and gas lubrication can reach the speed11000r/min
Contact angle(α)15°
Ball diameter(Dw)8.731mm
The number of pages(z)37
Reference grease quantity(Gref)11.43cm³
Preload level A(GA)86N
Static axial stiffness of preload level A66N/µm
Preload class B(GB)170N
Static axial stiffness of preload class B87N/µm
Preload level C(GC)515N
Static axial stiffness of preload level C140N/µm
Correction factor depends on bearing series and size (f)1.14
The correction factor depends on the contact angle(f1)1
Correction factor, preload class A(f2A)1
Correction factor, preload class B(f2B)1.02
Correction factor, preload class C(f2C)1.07
Correction factor of hybrid ceramic bearing(fHC)1
Calculation coefficient(f0)10
Weight0.9kg

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71922 CB/P4AL / High precision angular contact ball bearing / Precision ball bearing