Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S71917 CD/P4A

S71917 CD/P4A

Dimensions

d		85	mm
D		120	mm
B		18	mm
d₁		95.8	mm
d₂		95.8	mm
D₂		112.12	mm
r_1,2	min.	1.1	mm
r_3,4	min.	0.6	mm
a		22.8	mm

Abutment dimensions

d_a	min.	91	mm
d_a	max.	95.2	mm
d_b	min.	91	mm
d_b	max.	95.2	mm
D_a	max.	114	mm
D_b	max.	116	mm
r_a	max.	1	mm
r_b	max.	0.6	mm

Calculation data

Basic dynamic load rating	C	46.2	kN
Basic static load rating	C₀	48	kN
Fatigue load limit	P_u	2.04	kN
Attainable speed for grease lubrication		10000	r/min
Ball diameter	D_w	11.112	mm
Number of balls	z	25
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	170	N
Static axial stiffness, preload class A		89	N/µm
Preload class B	G_B	340	N
Static axial stiffness, preload class B		122	N/µm
Preload class C	G_C	680	N
Static axial stiffness, preload class C		172	N/µm
Preload class D	G_D	1360	N
Static axial stiffness, preload class D		251	N/µm
Calculation factors
Calculation factor	f	1.2
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.04
Calculation factor	f_2C	1.09
Calculation factor	f_2D	1.15
Calculation factor	f_HC	1
Calculation factor	f₀	16.2

Mass

Mass bearing

0.54

Model Number: S71917 CD/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：2021-06-06
Application:Ball screw,hydraulic control element,miscellaneous instruments,Pneumatic Actuator,intermediate,rock drilling machinery,wall industry,Hydraulic Couplings,bio-chemical,boring bar boring bar,squeeze machine etc
Similar models:71917 CE/HCP4AH1 71917 ACD/P4A 71917 CB/P4A 71917 CD/P4AL S71917 CB/HCP4A 71917 CB/P4AL 71917 CE/HCP4A 71917 CB/HCP4AL S71917 ACB/P4A 71917 ACD/HCP4AL
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Model No.	Inner Diameter	Outer Diameter	Width	Type
23061	58.7502	79.38	9.53	Seals
280x340x25 HDS1 R	280	340	25	Seals
42x72x8 HMS5 V	42	72	8	Seals
525 VL R	472	-	-	Seals
FSAF 22516 T	68.2625	-	-	Bearings, units and housings
GAC 90 F	90	140	32	Bearings, units and housings
NAO 70x100x30	70	100	30	Bearings, units and housings
NJ 2215 ECP	75	130	31	Bearings, units and housings
NNCL 4864 CV	320	400	80	Bearings, units and housings
PCM 140145100 M	140	145	100	Bearings, units and housings
PSM 253225 A51	25	32	25	Bearings, units and housings
W 6307-2Z	35	80	21	Bearings, units and housings

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