Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71936 ACD/HCP4A

71936 ACD/HCP4A

Dimensions

d		180	mm
D		250	mm
B		33	mm
d₁		201.6	mm
d₂		201.6	mm
D₁		228.4	mm
r_1,2	min.	2	mm
r_3,4	min.	1	mm
a		66.8	mm

Abutment dimensions

d_a	min.	189	mm
d_b	min.	189	mm
D_a	max.	241	mm
D_b	max.	245	mm
r_a	max.	2	mm
r_b	max.	1	mm
d_n		207.4	mm

Calculation data

Basic dynamic load rating	C	159	kN
Basic static load rating	C₀	200	kN
Fatigue load limit	P_u	5.85	kN
Attainable speed for grease lubrication		5600	r/min
Attainable speed for oil-air lubrication		8500	r/min
Ball diameter	D_w	22.225	mm
Number of balls	z	27
Reference grease quantity	G_ref	54	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	1000	N
Static axial stiffness, preload class A		491	N/µm
Preload class B	G_B	2000	N
Static axial stiffness, preload class B		645	N/µm
Preload class C	G_C	4000	N
Static axial stiffness, preload class C		859	N/µm
Preload class D	G_D	8000	N
Static axial stiffness, preload class D		1172	N/µm
Calculation factors
Calculation factor	f	1.25
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

3.48

Model Number: 71936 ACD/HCP4A
Inner Diameter：180mm Outer Diameter：250mm Width：33mm
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：2025-12-09
Application:medical equipment,mechanical and electrical,animal,special broaching machine,PVC,Perfusion device,Pneumatic Actuator,other lathe,DC generators,coal,floor industry
Similar models:71936 CD/P4AH1 71936 ACD/HCP4AH1 71936 ACD/HCP4A 71936 ACD/P4AH1 71936 CD/HCP4A 71936 CD/P4A 71936 ACD/P4A 71936 CD/HCP4AH1
BEARING POWER International Trading Co.,Ltd. specialize in 71936ACD/HCP4A products，there is large inventory of SKF 71936 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 71936 ACD/HCP4A Which SKF 71936ACD/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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