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

71915 ACD/HCP4A

Dimensions

d		75	mm
D		105	mm
B		16	mm
d₁		84.2	mm
d₂		84.2	mm
D₁		95.8	mm
r_1,2	min.	1	mm
r_3,4	min.	0.3	mm
a		29.1	mm

Abutment dimensions

d_a	min.	79.6	mm
d_b	min.	79.6	mm
D_a	max.	100	mm
D_b	max.	103	mm
r_a	max.	1	mm
r_b	max.	0.3	mm
d_n		86.7	mm

Calculation data

Basic dynamic load rating	C	33.8	kN
Basic static load rating	C₀	35.5	kN
Fatigue load limit	P_u	1.5	kN
Attainable speed for grease lubrication		13000	r/min
Attainable speed for oil-air lubrication		20000	r/min
Ball diameter	D_w	9.525	mm
Number of balls	z	26
Reference grease quantity	G_ref	5.1	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	210	N
Static axial stiffness, preload class A		216	N/µm
Preload class B	G_B	420	N
Static axial stiffness, preload class B		283	N/µm
Preload class C	G_C	840	N
Static axial stiffness, preload class C		377	N/µm
Preload class D	G_D	1680	N
Static axial stiffness, preload class D		515	N/µm
Calculation factors
Calculation factor	f	1.21
Calculation factor	f₁	0.98
Calculation factor	f_2A	1
Calculation factor	f_2B	1.07
Calculation factor	f_2C	1.12
Calculation factor	f_2D	1.17
Calculation factor	f_HC	1.04
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

0.3

Model Number: 71915 ACD/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:electromagnetic clutch,gear type,stacker lift platform,switch,mechanical and electrical,Medical room equipment,Body shaping,fruit and vegetable processing,historical instruments,Industrial Electromechanical,electromagnet
Similar models:71915 ACD/P4AL 71915 CD/P4A 71915 CE/P4AH1 71915 CD/HCP4AH1 71915 ACD/HCP4AL 71915 ACE/P4A 71915 CB/HCP4AL S71915 ACD/P4A 71915 CD/HCP4A 71915 ACB/P4AL
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Model No. Inner Diameter Outer Diameter Width Type

AXK 90120
GEZ 100 ES
OKC 270
SYNT 90 F
WBB1-8713

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

Hot number： 30238T136/DB 4200 ATN9 7216 BECBP AOH 24148 AOH 3180 G FSAF 1615 x 2.3/8 T FY 1.3/16 TF/VA228 HA 215 HJ 306 EC NJ 248 MA OKBS 73 S71910 CD/HCP4A SAF 22622 TLC SAFS 22524 x 4.1/8 SYFWK 1.15/16 LTA

Model No.	Inner Diameter	Outer Diameter	Width	Type
AXK 90120
GEZ 100 ES
OKC 270
SYNT 90 F
WBB1-8713