Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S71914 ACD/P4A

S71914 ACD/P4A

Dimensions

d		70	mm
D		100	mm
B		16	mm
d₁		79.2	mm
d₂		79.2	mm
D₂		93.72	mm
r_1,2	min.	1	mm
r_3,4	min.	0.3	mm
a		27.9	mm

Abutment dimensions

d_a	min.	74.6	mm
d_a	max.	78.6	mm
d_b	min.	74.6	mm
d_b	max.	78.6	mm
D_a	max.	95.4	mm
D_b	max.	98	mm
r_a	max.	1	mm
r_b	max.	0.3	mm

Calculation data

Basic dynamic load rating	C	32.5	kN
Basic static load rating	C₀	32.5	kN
Fatigue load limit	P_u	1.37	kN
Attainable speed for grease lubrication		11000	r/min
Ball diameter	D_w	9.525	mm
Number of balls	z	24
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	200	N
Static axial stiffness, preload class A		180	N/µm
Preload class B	G_B	400	N
Static axial stiffness, preload class B		235	N/µm
Preload class C	G_C	800	N
Static axial stiffness, preload class C		314	N/µm
Preload class D	G_D	1600	N
Static axial stiffness, preload class D		428	N/µm
Calculation factors
Calculation factor	f	1.19
Calculation factor	f₁	0.98
Calculation factor	f_2A	1
Calculation factor	f_2B	1.04
Calculation factor	f_2C	1.08
Calculation factor	f_2D	1.14
Calculation factor	f_HC	1
Calculation factor	e	0.68
Calculation factor (single, tandem)	Y₂	0.87
Calculation factor (single, tandem)	Y₀	0.38
Calculation factor (single, tandem)	X₂	0.41
Calculation factor (back-to-back, face-to-face)	Y₁	0.92
Calculation factor (back-to-back, face-to-face)	Y₂	1.41
Calculation factor (back-to-back, face-to-face)	Y₀	0.76
Calculation factor (back-to-back, face-to-face)	X₂	0.67

Mass

Mass bearing

0.34

Model Number: S71914 ACD/P4A
Inner Diameter：70mm Outer Diameter：100mm Width：16mm
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：2026-08-20
Application:Antenna Potentials,mechanical annex,plastic molding,cooling system,rubber products machinery and equipment,Flame Cutting,wheel lathe,Equipment,medical equipment,standing experimental equipment,pipe fittings Steel industry
Similar models:S71914 ACE/HCP4A 71914 CD/P4AL 71914 ACB/P4A 71914 ACE/P4AL S71914 CE/P4A S71914 CD/HCP4A 71914 CE/HCP4A 71914 ACB/P4AL 71914 CD/P4AH1 71914 CE/P4AH1
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Model No. Inner Diameter Outer Diameter Width Type

23976 CC/W33
70/530 BM
D/W R155 R
SSAFS 22218 T
W 61811-2RZ

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Hot number： 130x160x15 HMS5 RG 4000562 42422 6332 891/710 M 900 VRME R BS2-2214-2RS/VT143 BTW 170 CM/SP FY 1.1/2 LDW FYTBK 25 LF MS 30/900-850 NU 1012 ML/C3VL0241 SD 42x52x4 SIA 60 TXE-2LS SILQG 125 ES

Model No.	Inner Diameter	Outer Diameter	Width	Type
23976 CC/W33
70/530 BM
D/W R155 R
SSAFS 22218 T
W 61811-2RZ