Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71914 ACB/P4A

71914 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_b	min.	74.6	mm
D_a	max.	95.4	mm
D_b	max.	98	mm
r_a	max.	1	mm
r_b	max.	0.3	mm
d_n		81.9	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
Attainable speed for oil-air lubrication		24000	r/min
Ball diameter	D_w	6.35	mm
Number of balls	z	32
Reference grease quantity	G_ref	4.49	cm³
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

0.35

Model Number: 71914 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：2026-06-24
Application:medical equipment,Infrared Technology,extruder,marine analysis,oral medical device,Insect Capture,set bacteria instrument,mechanical annex,atomizer class,Hydraulic Couplings,motor
Similar models:71914 ACE/HCP4A 71914 ACB/HCP4A S71914 ACD/P4A S71914 CE/HCP4A 71914 CE/P4A S71914 CB/P4A 71914 ACD/HCP4A 71914 CE/P4AH1 S71914 ACD/HCP4A 71914 ACE/P4A
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Model No. Inner Diameter Outer Diameter Width Type

150x180x12 HMS5 RG
635-Z
PSM 202625 A51
RN-3x9.8 BF/G2
SSAFS 22528 x 4.13/16 T

Purchase the SKF 71914 ACB/P4A Please fill in the following

Hot number： 150x180x12 HMS5 RG 1850552 230/710 CAK/W33 6021 NR 87820 AHX 2311 AOH 32/670 G D/W RW156-2ZS NA 49/32 NJ 2326 ECPA PF 3/4 TR PWM 809060 S71922 CE/HCP4A SNW 130x5.3/8 TUWK 50 LTA

Model No.	Inner Diameter	Outer Diameter	Width	Type
150x180x12 HMS5 RG
635-Z
PSM 202625 A51
RN-3x9.8 BF/G2
SSAFS 22528 x 4.13/16 T