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7020 ACB/P4A - High precision angular contact ball bearing - Precision ball bearing

Product model7020 ACB/P4A
d100 mm
D150 mm
B24 mm
Limiting speed15000 r/min
d1118.7mm
d2116.15mm
D2135mm
r1,2min.1.5mm
r3,4min.1mm
a41.4mm
damin.107mm
dbmin.107mm
Damax.143mm
Dbmax.145.4mm
Fillet radius(ra)max.1.5mm
Fillet radius(rb)max.1mm
Fuel injector position(dn)120mm
Pu0.98kN
Oil and gas lubrication can reach the speed10000r/min
Contact angle(α)25°
Ball diameter(Dw)10.319mm
The number of pages(z)27
Reference grease quantity(Gref)15.34cm³
Preload level A(GA)165N
Static axial stiffness of preload level A152N/µm
Preload class B(GB)330N
Static axial stiffness of preload class B194N/µm
Preload level C(GC)990N
Static axial stiffness of preload level C294N/µm
Correction factor depends on bearing series and size (f)1.08
The correction factor depends on the contact angle(f1)0.99
Correction factor, preload class A(f2A)1
Correction factor, preload class B(f2B)1.01
Correction factor, preload class C(f2C)1.04
Correction factor of hybrid ceramic bearing(fHC)1
Limit value (e)0.68
Axial load factor (single shaft, tandem shaft)(Y2)0.87
Axial load factor (single shaft, tandem shaft)(Y0)0.38
Axial load factor (single shaft, tandem shaft)(X2)0.41
Axial load factor (back to back, face to face) (Y1)0.92
Axial load factor (back to back, face to face) (Y2)1.41
Axial load factor (back to back, face to face) (Y0)0.76
Radial load factor (back to back, face to face) (X2)0.67
Weight1.36kg

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7020 ACB/P4A / High precision angular contact ball bearing / Precision ball bearing