Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71917 CE/P4A

71917 CE/P4A

Dimensions

d		85	mm
D		120	mm
B		18	mm
d₁		96	mm
d₂		92.9	mm
D₁		109.22	mm
r_1,2	min.	1.1	mm
r_3,4	min.	0.6	mm
a		23.4	mm

Abutment dimensions

d_a	min.	91	mm
d_b	min.	88.2	mm
D_a	max.	114	mm
D_b	max.	116.8	mm
r_a	max.	1	mm
r_b	max.	0.6	mm
d_n		98.6	mm

Calculation data

Basic dynamic load rating	C	29.6	kN
Basic static load rating	C₀	23.2	kN
Fatigue load limit	P_u	0.95	kN
Attainable speed for grease lubrication		15500	r/min
Attainable speed for oil-air lubrication		24000	r/min
Ball diameter	D_w	11.112	mm
Number of balls	z	23
Reference grease quantity	G_ref	7	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	160	N
Static axial stiffness, preload class A		63	N/µm
Preload class B	G_B	479	N
Static axial stiffness, preload class B		99	N/µm
Preload class C	G_C	957	N
Static axial stiffness, preload class C		136	N/µm
Calculation factors
Calculation factor	f	1.16
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.04
Calculation factor	f_2C	1.08
Calculation factor	f_HC	1
Calculation factor	f₀	8.4

Mass

Mass bearing

0.5

Model Number: 71917 CE/P4A
Inner Diameter：85mm Outer Diameter：120mm Width：18mm
Reference speed:- Limiting speed:-
Type：Bearings, units and housings Super-precision bearings Angular contact ball bearings Angular contact ball bearings, super-precision
Details： Angular contact ball bearings, super-precision
Update date：2025-12-09
Application:Small air generators,respirator,non-ferrous metal alloy,vertical processing,raw material accessories,Pneumatic Actuator,lifting upgrade,quality inspection equipment,Energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving,chamfer,meat products machine
Similar models:S71917 CB/P4A 71917 CE/HCP4A S71917 ACB/HCP4A 71917 CD/P4AH1 71917 ACD/HCP4AL S71917 ACD/P4A 71917 ACB/P4A 71917 CD/P4A 71917 ACD/P4AH1 S71917 ACB/P4A
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Hot number： 219 NR 319008 A/HB2 32964/DF 6001/HC5C3 6007-Z 60x72x8 HMSA10 V 6220/VA201 71912 ACD/HCP4A 71952 ACD/HCP4AL 790x834x25 HDS1 R NJ 321 ECJ NKX 15 Z NNCL 4830 CV S7014 CB/HCP4A SYFWK 50 LTHR