Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71915 ACB/HCP4A

71915 ACB/HCP4A

Dimensions

d		75	mm
D		105	mm
B		16	mm
d₁		85.94	mm
d₂		84.55	mm
D₂		97.5	mm
r_1,2	min.	1	mm
r_3,4	min.	0.6	mm
a		32.3	mm

Abutment dimensions

d_a	min.	79.6	mm
d_b	min.	79.6	mm
D_a	max.	100	mm
D_b	max.	101.8	mm
r_a	max.	1	mm
r_b	max.	0.6	mm
d_n		86.9	mm

Calculation data

Basic dynamic load rating	C	17.8	kN
Basic static load rating	C₀	20	kN
Fatigue load limit	P_u	0.52	kN
Attainable speed for grease lubrication		18000	r/min
Attainable speed for oil-air lubrication		28000	r/min
Ball diameter	D_w	6.35	mm
Number of balls	z	34
Reference grease quantity	G_ref	4.76	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	80	N
Static axial stiffness, preload class A		135	N/µm
Preload class B	G_B	160	N
Static axial stiffness, preload class B		173	N/µm
Preload class C	G_C	480	N
Static axial stiffness, preload class C		262	N/µm
Calculation factors
Calculation factor	f	1.11
Calculation factor	f₁	0.99
Calculation factor	f_2A	1
Calculation factor	f_2B	1.02
Calculation factor	f_2C	1.08
Calculation factor	f_HC	1.01
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: 71915 ACB/HCP4A
Inner Diameter：75mm Outer Diameter：105mm 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：2026-07-26
Application:vertical processing,Insect Count,Hair styling device,Internal thread type,test strip,leather processing,tapping machine,pneumatic,auto tools,wire industry,DC generators
Similar models:71915 CD/P4AH1 S71915 CE/P4A 71915 CB/P4A S71915 CD/HCP4A S71915 ACE/P4A S71915 CB/HCP4A S71915 ACD/P4A 71915 ACE/P4AL S71915 CD/P4A 71915 ACD/P4AH1
BEARING POWER International Trading Co.,Ltd. specialize in 71915ACB/HCP4A products，there is large inventory of SKF 71915 ACB/HCP4A Angular contact ball bearings, super-precision. We has been built up long-term cooperation with SKF company, could make a bulk order of the 71915 ACB/HCP4A Which SKF 71915ACB/HCP4A is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express. Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.
Model No. Inner Diameter Outer Diameter Width Type

51424 M
HJ 2312 EC
KM 36
LS 2035
W 63802 R-2Z

Purchase the SKF 71915 ACB/HCP4A Please fill in the following

Hot number： BD-239/500 CAK/W33-OH 39/500 H 400160 470561 6202-ZNR 7215 BECBJ 8485 OKCX 750 NU 18/710 ECMA/HB1 PCM 140145120 E PCM 556020 E PRM 353950 SAFS 23044 KA x 7.13/16 SAW 23538 x 6.13/16 SYE 1 3/4 N W 61703-2Z

Model No.	Inner Diameter	Outer Diameter	Width	Type
51424 M
HJ 2312 EC
KM 36
LS 2035
W 63802 R-2Z