7019 ACB/HCP4AL - High precision angular contact ball bearing - Precision ball bearing

Product model	7019 ACB/HCP4AL
d	95 mm
D	145 mm
B	24 mm
Limiting speed	19000 r/min
d1	113.7mm
d2	111.15mm
D2	130mm
Width of lubricating groove (b)	2.2mm
C1	13.4mm
Distance from the side of the outer ring to the O-ring(C2)	5.2mm
Distance from the side of the outer ring to the O-ring(C3)	4.2mm
r1,2	min.1.5mm
r3,4	min.1mm
a	40.2mm
da	min.102mm
db	min.102mm
Da	max.138mm
Db	max.140.4mm
Fillet radius(ra)	max.1.5mm
Fillet radius(rb)	max.1mm
Pu	0.695kN
Oil and gas lubrication can reach the speed	13000r/min
Contact angle(α)	25°
Ball diameter(Dw)	10.319mm
The number of pages(z)	26
Reference grease quantity(Gref)	14.72cm³
Preload level A(GA)	165N
Static axial stiffness of preload level A	165N/µm
Preload class B(GB)	330N
Static axial stiffness of preload class B	211N/µm
Preload level C(GC)	990N
Static axial stiffness of preload level C	318N/µm
Correction factor depends on bearing series and size (f)	1.07
The correction factor depends on the contact angle(f1)	0.99
Correction factor, preload class A(f2A)	1
Correction factor, preload class B(f2B)	1.02
Correction factor, preload class C(f2C)	1.05
Correction factor of hybrid ceramic bearing(fHC)	1.01
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
Weight	1.23kg

7019 ACB/HCP4AL / High precision angular contact ball bearing / Precision ball bearing