707 ACD/HCP4AH - High precision angular contact ball bearing - Precision ball bearing

Product model	707 ACD/HCP4AH
d	7 mm
D	19 mm
B	6 mm
Limiting speed	170000 r/min
d1	10.8mm
d2	10.8mm
D1	15.2mm
Lubrication hole diameter (K)	0.5mm
C1	3.65mm
r1,2	min.0.3mm
r3,4	min.0.15mm
a	6.1mm
da	min.9mm
db	min.9mm
Da	max.17mm
Db	max.18.2mm
Fillet radius(ra)	max.0.3mm
Fillet radius(rb)	max.0.15mm
Fuel injector position(dn)	11.7mm
Pu	0.029kN
Oil and gas lubrication can reach the speed	110000r/min
Contact angle(α)	25°
Ball diameter(Dw)	3.572mm
The number of pages(z)	8
Reference grease quantity(Gref)	0.12cm³
Preload level A(GA)	15N
Static axial stiffness of preload level A	24N/µm
Preload class B(GB)	30N
Static axial stiffness of preload class B	31N/µm
Preload level C(GC)	60N
Static axial stiffness of preload level C	41N/µm
Preload level D(GD)	120N
Static axial stiffness of preload level D	54N/µm
Correction factor depends on bearing series and size (f)	1.02
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, preload class D(f2D)	1.08
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
Weight	0.007kg

707 ACD/HCP4AH / High precision angular contact ball bearing / Precision ball bearing