Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71814 ACD/P4

71814 ACD/P4

Dimensions

d		70	mm
D		90	mm
B		10	mm
d₁		76.7	mm
d₂		76.7	mm
D₁		83.5	mm
r_1,2	min.	0.6	mm
r_3,4	min.	0.3	mm
a		23.7	mm

Abutment dimensions

d_a	min.	73.2	mm
d_b	min.	73.2	mm
D_a	max.	86.8	mm
D_b	max.	88	mm
r_a	max.	0.6	mm
r_b	max.	0.3	mm
d_n		77.4	mm

Calculation data

Basic dynamic load rating	C	13	kN
Basic static load rating	C₀	15	kN
Fatigue load limit	P_u	0.64	kN
Attainable speed for grease lubrication		13000	r/min
Attainable speed for oil-air lubrication		19000	r/min
Ball diameter	D_w	5.556	mm
Number of balls	z	31
Reference grease quantity	G_ref	1.4	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	117	N
Static axial stiffness, preload class A		152	N/µm
Preload class B	G_B	350	N
Static axial stiffness, preload class B		241	N/µm
Preload class C	G_C	700	N
Static axial stiffness, preload class C		332	N/µm
Calculation factors
Calculation factor	f	1.32
Calculation factor	f₁	0.97
Calculation factor	f_2A	1
Calculation factor	f_2B	1.08
Calculation factor	f_2C	1.15
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

0.13

Model Number: 71814 ACD/P4
Inner Diameter：70mm Outer Diameter：90mm Width：10mm
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：2026-08-24
Application:pump industry,power protection,orthodontic material,stacker lift platform,casting embedding,rock drilling machinery,printing equipment,Perfusion device,Antenna Potentials,relay,coupling type
Similar models:71814 CD/P4 JM 718149/110 JM 718149 A/110 71814 ACD/HCP4 71814 CD/HCP4 71814 ACD/P4
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Model No. Inner Diameter Outer Diameter Width Type

BD-23072 CCK/W33-OH 3072 H
99338
K 7x9x7 TN
SNL 3288 G
W 6207-2Z

Purchase the SKF 71814 ACD/P4 Please fill in the following

Hot number： 110x145x12 CRW1 R 32938/DF 593094 71918 ACB/HCP4A 71924 CE/P4A BA1B 311576 BC4B 319446 BTM 130 ATN9/P4CDB FYWK 25 YTA GEH 80 TXG3A-2LS KRV 30 PPXA RNA 4848 S7009 CB/P4A SY 2.3/16 TF/VA201 XHCE 060/OK 160

Model No.	Inner Diameter	Outer Diameter	Width	Type
BD-23072 CCK/W33-OH 3072 H
99338
K 7x9x7 TN
SNL 3288 G
W 6207-2Z