Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S71911 ACD/HCP4A

S71911 ACD/HCP4A

Dimensions

d		55	mm
D		80	mm
B		13	mm
d₁		62.7	mm
d₂		62.7	mm
D₂		74.57	mm
r_1,2	min.	1	mm
r_3,4	min.	0.3	mm
a		22.4	mm

Abutment dimensions

d_a	min.	59.6	mm
d_a	max.	62.1	mm
d_b	min.	59.6	mm
d_b	max.	62.1	mm
D_a	max.	75.4	mm
D_b	max.	78	mm
r_a	max.	1	mm
r_b	max.	0.3	mm

Calculation data

Basic dynamic load rating	C	18.2	kN
Basic static load rating	C₀	13.7	kN
Fatigue load limit	P_u	0.585	kN
Attainable speed for grease lubrication		17000	r/min
Ball diameter	D_w	7.938	mm
Number of balls	z	23
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	120	N
Static axial stiffness, preload class A		137	N/µm
Preload class B	G_B	240	N
Static axial stiffness, preload class B		179	N/µm
Preload class C	G_C	480	N
Static axial stiffness, preload class C		234	N/µm
Preload class D	G_D	960	N
Static axial stiffness, preload class D		312	N/µm
Calculation factors
Calculation factor	f	1.15
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

0.15

Model Number: S71911 ACD/HCP4A
Inner Diameter：55mm Outer Diameter：80mm Width：13mm
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：2024-12-20
Application:plastic blow molding,stirrer,Hair styling device,small diesel generators,screen filter,gantry processing,Hydraulic Press,Doppler,Energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving,other lathe,test equipment
Similar models:71911 ACB/HCP4A 71911 ACB/P4A 71911 CE/P4A 71911 CD/HCP4AL 71911 ACE/P4A S71911 CB/P4A 71911 CB/HCP4A 71911 CE/HCP4AL S71911 CD/P4A 71911 ACE/P4AL
BEARING POWER International Trading Co.,Ltd. specialize in S71911ACD/HCP4A products，there is large inventory of SKF S71911 ACD/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 S71911 ACD/HCP4A Which SKF S71911ACD/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.

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