Welcome to FIJ Industrial Technology Limited

719/9 ACE/P4A - Precision ball bearing - High precision angular contact ball bearing

Product model719/9 ACE/P4A
d9 mm
D20 mm
B6 mm
Limiting speed150000 r/min
d112.5mm
d211.76mm
D116.52mm
r1,2min.0.3mm
r3,4min.0.15mm
a6.4mm
damin.11mm
dbmin.11mm
Damax.18mm
Dbmax.19.2mm
Fillet radius(ra)max.0.3mm
Fillet radius(rb)max.0.15mm
Fuel injector position(dn)13.3mm
Pu0.031kN
Oil and gas lubrication can reach the speed100000r/min
Contact angle(α)25°
Ball diameter(Dw)3.175mm
The number of pages(z)11
Reference grease quantity(Gref)0.09cm³
Preload level A(GA)17N
Static axial stiffness of preload level A25N/µm
Preload class B(GB)50N
Static axial stiffness of preload class B37N/µm
Preload level C(GC)100N
Static axial stiffness of preload level C48N/µm
Correction factor depends on bearing series and size (f)1.03
The correction factor depends on the contact angle(f1)0.99
Correction factor, preload class A(f2A)1
Correction factor, preload class B(f2B)1.04
Correction factor, preload class C(f2C)1.07
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
Weight0.008kg

Product Details

The 719/9 ACE/P4A 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.

Request a Quote for this Product

719/9 ACE/P4A / High precision angular contact ball bearing / Precision ball bearing