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

71917 CB/P4A

Dimensions

d		85	mm
D		120	mm
B		18	mm
d₁		98.2	mm
d₂		96.7	mm
D₂		110.2	mm
r_1,2	min.	1.1	mm
r_3,4	min.	0.6	mm
a		25.5	mm

Abutment dimensions

d_a	min.	91	mm
d_b	min.	91	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		99.2	mm

Calculation data

Basic dynamic load rating	C	22.1	kN
Basic static load rating	C₀	26	kN
Fatigue load limit	P_u	0.68	kN
Attainable speed for grease lubrication		15000	r/min
Attainable speed for oil-air lubrication		22000	r/min
Ball diameter	D_w	6.747	mm
Number of balls	z	37
Reference grease quantity	G_ref	6.46	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	54	N
Static axial stiffness, preload class A		52	N/µm
Preload class B	G_B	110	N
Static axial stiffness, preload class B		68	N/µm
Preload class C	G_C	325	N
Static axial stiffness, preload class C		109	N/µm
Calculation factors
Calculation factor	f	1.11
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.02
Calculation factor	f_2C	1.07
Calculation factor	f_HC	1
Calculation factor	f₀	10

Mass

Mass bearing

0.57

Model Number: 71917 CB/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：2026-04-16
Application:heating fans,Liposuction device,floor industry,Polymer,Other Machine Tools,magnetic elements,wheel lathe,Gas turbine,Infrared Technology,lathe,walking Food processing machinery and equipment
Similar models:S71917 CB/P4A 71917 CD/P4A S71917 CB/HCP4A 71917 CE/HCP4AH1 71917 CB/HCP4AL 71917 CD/P4AL S71917 CD/P4A S71917 ACB/P4A 71917 CD/HCP4AH1 S71917 CE/HCP4A
BEARING POWER International Trading Co.,Ltd. specialize in 71917CB/P4A products，there is large inventory of SKF 71917 CB/P4A Angular contact ball bearings, super-precision. We has been built up long-term cooperation with SKF company, could make a bulk order of the 71917 CB/P4A Which SKF 71917CB/P4A is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express. Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

Model No.	Inner Diameter	Outer Diameter	Width	Type
340x390x25 HDS1 R	340	390	25.4	Seals
7004 CE/HCP4AH1	20	42	12	Bearings, units and housings
71924 CE/P4AH1	120	165	22	Bearings, units and housings
71952 CD/HCP4AL	260	360	46	Bearings, units and housings
FYR 3	76.2	-	-	Bearings, units and housings
GEG 63 ES	63	95	36	Bearings, units and housings
HJ 208 EC	40	53.95	8.5	Bearings, units and housings
IR 85x100x63	85	100	63	Bearings, units and housings
NJ 1011 ECP	55	90	18	Bearings, units and housings
P 47 R-17 RM	17	-	-	Bearings, units and housings
S71912 CE/P4A	60	85	13	Bearings, units and housings
T7FC 060T80/DTC15	60	125	80	Bearings, units and housings

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