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

S71914 ACB/P4A

Dimensions

d		70	mm
D		100	mm
B		16	mm
d₁		80.94	mm
d₂		79.55	mm
D₂		91.66	mm
r_1,2	min.	1	mm
r_3,4	min.	0.3	mm
a		31.2	mm

Abutment dimensions

d_a	min.	74.6	mm
d_a	max.	80.1	mm
d_b	min.	74.6	mm
d_b	max.	78.8	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	17.4	kN
Basic static load rating	C₀	18.6	kN
Fatigue load limit	P_u	0.49	kN
Attainable speed for grease lubrication		16000	r/min
Ball diameter	D_w	6.35	mm
Number of balls	z	32
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	75	N
Static axial stiffness, preload class A		112	N/µm
Preload class B	G_B	150	N
Static axial stiffness, preload class B		144	N/µm
Preload class C	G_C	450	N
Static axial stiffness, preload class C		218	N/µm
Calculation factors
Calculation factor	f	1.1
Calculation factor	f₁	0.99
Calculation factor	f_2A	1
Calculation factor	f_2B	1.02
Calculation factor	f_2C	1.07
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

0.36

Model Number: S71914 ACB/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：2026-04-16
Application:animal,forming machine,chuck industry,wheel lathe,Low-voltage electrical equipment,comprehensive experiment,suction nozzle,non-ferrous metal alloy,Spectrum Products,metallurgical mold,Security Equipment
Similar models:71914 ACB/P4A 71914 CE/P4AH1 71914 ACD/HCP4A S71914 CD/HCP4A 71914 CD/P4A S71914 ACD/HCP4A S71914 ACB/P4A 71914 ACB/HCP4A 71914 ACD/HCP4AH1 71914 CD/HCP4AH1
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18987	48.006	73.914	9.906	Seals
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99219	58	65.9892	23.8252	Seals
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BT2B 328466/HA1	408.4	546.1	-	Bearings, units and housings
FSE 512-610	53.975	-	-	Bearings, units and housings
MS 30/900-850	-	-	60	Bearings, units and housings
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PSM 607250 A51	60	72	50	Bearings, units and housings
S7015 ACE/P4A	75	115	20	Bearings, units and housings
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