71916 ACB/P4AL - High precision angular contact ball bearing - Precision ball bearing

Product model	71916 ACB/P4AL
d	80 mm
D	110 mm
B	16 mm
Limiting speed	22000 r/min
d1	90.7mm
d2	89.2mm
D2	102.2mm
Width of lubricating groove (b)	2mm
C1	8.6mm
Distance from the side of the outer ring to the O-ring(C2)	3.8mm
Distance from the side of the outer ring to the O-ring(C3)	2.7mm
r1,2	min.1mm
r3,4	min.0.6mm
a	30.3mm
da	min.84.6mm
db	min.84.6mm
Da	max.105mm
Db	max.106.8mm
Fillet radius(ra)	max.1mm
Fillet radius(rb)	max.0.6mm
Pu	0.6kN
Oil and gas lubrication can reach the speed	14000r/min
Contact angle(α)	25°
Ball diameter(Dw)	6.747mm
The number of pages(z)	34
Reference grease quantity(Gref)	5.29cm³
Preload level A(GA)	87N
Static axial stiffness of preload level A	126N/µm
Preload class B(GB)	175N
Static axial stiffness of preload class B	163N/µm
Preload level C(GC)	520N
Static axial stiffness of preload level C	246N/µm
Correction factor depends on bearing series and size (f)	1.13
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)	1.07
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
Weight	0.38kg

71916 ACB/P4AL / High precision angular contact ball bearing / Precision ball bearing