7006 ACD/P4A - High precision angular contact ball bearing - Precision ball bearing

Product model	7006 ACD/P4A
d	30 mm
D	55 mm
B	13 mm
Limiting speed	43000 r/min
d1	37.7mm
d2	37.7mm
D1	47.3mm
r1,2	min.1mm
r3,4	min.0.3mm
a	16.6mm
da	min.34.6mm
db	min.34.6mm
Da	max.50.4mm
Db	max.53mm
Fillet radius(ra)	max.1mm
Fillet radius(rb)	max.0.3mm
Fuel injector position(dn)	39.3mm
Pu	0.325kN
Oil and gas lubrication can reach the speed	28000r/min
Contact angle(α)	25°
Ball diameter(Dw)	7.938mm
The number of pages(z)	14
Reference grease quantity(Gref)	1.59cm³
Preload level A(GA)	90N
Static axial stiffness of preload level A	79N/µm
Preload class B(GB)	180N
Static axial stiffness of preload class B	102N/µm
Preload level C(GC)	360N
Static axial stiffness of preload level C	133N/µm
Preload level D(GD)	720N
Static axial stiffness of preload level D	176N/µm
Correction factor depends on bearing series and size (f)	1.06
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
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	0.11kg

7006 ACD/P4A / High precision angular contact ball bearing / Precision ball bearing