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71805 ACD/HCP4 - Precision ball bearing - High precision angular contact ball bearing

Product model71805 ACD/HCP4
d25 mm
D37 mm
B7 mm
Limiting speed63000 r/min
d129.1mm
d229.1mm
D133.1mm
r1,2min.0.3mm
r3,4min.0.15mm
a10.8mm
damin.27mm
dbmin.27mm
Damax.35mm
Dbmax.36.2mm
Fillet radius(ra)max.0.3mm
Fillet radius(rb)max.0.15mm
Fuel injector position(dn)29.5mm
Pu0.093kN
Oil and gas lubrication can reach the speed40000r/min
Contact angle(α)25°
Ball diameter(Dw)3.175mm
The number of pages(z)20
Reference grease quantity(Gref)0.21cm³
Preload level A(GA)35N
Static axial stiffness of preload level A67N/µm
Preload class B(GB)105N
Static axial stiffness of preload class B105N/µm
Preload level C(GC)210N
Static axial stiffness of preload level C142N/µm
Correction factor depends on bearing series and size (f)1.11
The correction factor depends on the contact angle(f1)0.97
Correction factor, preload class A(f2A)1
Correction factor, preload class B(f2B)1.09
Correction factor, preload class C(f2C)1.17
Correction factor of hybrid ceramic bearing(fHC)1.02
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
Weight0.019kg

Product Details

The 71805 ACD/HCP4 is part of the High precision angular contact ball bearing series within our Precision ball bearing range. It is engineered for high-performance industrial use and delivers reliable operation under demanding working conditions.

Typical applications include: electric motors, pumps, gearboxes, agricultural machinery and automotive systems. For detailed dimensions and load ratings, please refer to the specification table above. Contact FIJ for bulk pricing, technical support or customized solutions.

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71805 ACD/HCP4 / High precision angular contact ball bearing / Precision ball bearing