Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71805 CD/HCP4

71805 CD/HCP4

Dimensions

d		25	mm
D		37	mm
B		7	mm
d₁		29.1	mm
d₂		29.1	mm
D₁		33.1	mm
r_1,2	min.	0.3	mm
r_3,4	min.	0.15	mm
a		7.7	mm

Abutment dimensions

d_a	min.	27	mm
d_b	min.	27	mm
D_a	max.	35	mm
D_b	max.	36.2	mm
r_a	max.	0.3	mm
r_b	max.	0.15	mm
d_n		29.5	mm

Calculation data

Basic dynamic load rating	C	4.16	kN
Basic static load rating	C₀	3.2	kN
Fatigue load limit	P_u	0.137	kN
Attainable speed for grease lubrication		45000	r/min
Attainable speed for oil-air lubrication		70000	r/min
Ball diameter	D_w	3.175	mm
Number of balls	z	20
Reference grease quantity	G_ref	0.21	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	22	N
Static axial stiffness, preload class A		29	N/µm
Preload class B	G_B	66	N
Static axial stiffness, preload class B		49	N/µm
Preload class C	G_C	132	N
Static axial stiffness, preload class C		71	N/µm
Calculation factors
Calculation factor	f	1.11
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.1
Calculation factor	f_2C	1.18
Calculation factor	f_HC	1.02
Calculation factor	f₀	16.4

Mass

Mass bearing

0.019

Model Number: 71805 CD/HCP4
Inner Diameter：25mm Outer Diameter：37mm Width：7mm
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：2021-06-05
Application:engineering machinery,non-ferrous metal alloy,medical Equipment,Broadcasting System,food safety,plastic rolling,small appliances,ultra-quiet generators,enzyme,Spectrum Products,sheet industry
Similar models:71805 CD/P4 71805 ACD/HCP4 71805 CD/HCP4 71805 ACD/P4
BEARING POWER International Trading Co.,Ltd. specialize in 71805CD/HCP4 products，there is large inventory of SKF 71805 CD/HCP4 Angular contact ball bearings, super-precision. We has been built up long-term cooperation with SKF company, could make a bulk order of the 71805 CD/HCP4 Which SKF 71805CD/HCP4 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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