Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S71930 CD/HCP4A

S71930 CD/HCP4A

Dimensions

d		150	mm
D		210	mm
B		28	mm
d₁		168.5	mm
d₂		168.5	mm
D₂		195.15	mm
r_1,2	min.	2	mm
r_3,4	min.	1	mm
a		38.2	mm

Abutment dimensions

d_a	min.	159	mm
d_a	max.	167.7	mm
d_b	min.	159	mm
d_b	max.	167.7	mm
D_a	max.	201	mm
D_b	max.	205	mm
r_a	max.	2	mm
r_b	max.	1	mm

Calculation data

Basic dynamic load rating	C	114	kN
Basic static load rating	C₀	132	kN
Fatigue load limit	P_u	4.15	kN
Attainable speed for grease lubrication		7500	r/min
Ball diameter	D_w	19.05	mm
Number of balls	z	23
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	470	N
Static axial stiffness, preload class A		158	N/µm
Preload class B	G_B	940	N
Static axial stiffness, preload class B		216	N/µm
Preload class C	G_C	1880	N
Static axial stiffness, preload class C		306	N/µm
Preload class D	G_D	3760	N
Static axial stiffness, preload class D		450	N/µm
Calculation factors
Calculation factor	f	1.24
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.07
Calculation factor	f_2C	1.12
Calculation factor	f_2D	1.18
Calculation factor	f_HC	1.04
Calculation factor	f₀	16.2

Mass

Mass bearing

2.1

Model Number: S71930 CD/HCP4A
Inner Diameter：150mm Outer Diameter：210mm Width：28mm
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：2024-12-13
Application:hydraulic control element,ship special,impression material,Processing machinery,power tools,Hydraulic Hose,Rolling mill gear box,Spectrum Products,Oral Image,hydraulic cylinder,turret industry
Similar models:S71930 ACD/HCP4A 71930 ACD/P4AL S71930 ACD/P4A 71930 CD/HCP4A 71930 CD/P4AL 71930 CD/P4AH1 71930 ACD/HCP4AL 71930 CD/HCP4AL 71930 ACD/P4AH1 71930 CD/P4A
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