Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71920 CE/P4AH1

71920 CE/P4AH1

Dimensions

d		100	mm
D		140	mm
B		20	mm
d₁		112.4	mm
d₂		109	mm
D₁		127.51	mm
K		0.5	mm
C₁		6.05	mm
r_1,2	min.	1.1	mm
r_3,4	min.	0.6	mm
a		26.7	mm

Abutment dimensions

d_a	min.	106	mm
d_b	min.	103.2	mm
D_a	max.	134	mm
D_b	max.	136.8	mm
r_a	max.	1	mm
r_b	max.	0.6	mm
d_n		115.4	mm

Calculation data

Basic dynamic load rating	C	39	kN
Basic static load rating	C₀	31.5	kN
Fatigue load limit	P_u	1.2	kN
Attainable speed for grease lubrication		13300	r/min
Attainable speed for oil-air lubrication		20500	r/min
Ball diameter	D_w	12.7	mm
Number of balls	z	24
Reference grease quantity	G_ref	10	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	208	N
Static axial stiffness, preload class A		73	N/µm
Preload class B	G_B	624	N
Static axial stiffness, preload class B		116	N/µm
Preload class C	G_C	1250	N
Static axial stiffness, preload class C		160	N/µm
Calculation factors
Calculation factor	f	1.18
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.04
Calculation factor	f_2C	1.08
Calculation factor	f_HC	1
Calculation factor	f₀	8.5

Mass

Mass bearing

0.77

Model Number: 71920 CE/P4AH1
Inner Diameter：100mm Outer Diameter：140mm Width：20mm
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:Food testing,Chromatography Products,Machine Tool Accessories,chamfering machine etc,lifting equipment Hoisting hoist,medical Equipment,Textile Industry Accessories and Accessories,hot and cold box,Machine Tool Accessories,Spectrum Products,tray industry
Similar models:71920 ACB/P4AL 71920 ACE/HCP4AH1 S71920 CB/P4A 71920 CD/P4A 71920 CE/HCP4AL S71920 ACE/P4A 71920 CB/P4AL 71920 CD/P4AL 71920 CD/P4AH1 71920 ACD/HCP4AH1
BEARING POWER International Trading Co.,Ltd. specialize in 71920CE/P4AH1 products，there is large inventory of SKF 71920 CE/P4AH1 Angular contact ball bearings, super-precision. We has been built up long-term cooperation with SKF company, could make a bulk order of the 71920 CE/P4AH1 Which SKF 71920CE/P4AH1 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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NJ 29/710 ECMA	710	950	140	Bearings, units and housings
NNF 5036 ADA-2LSV	180	280	136	Bearings, units and housings
OH 3144 HTL	200	220	161	Bearings, units and housings
PCM 16016580 E	160	165	80	Bearings, units and housings
PCZ 1114 M	17.4625	19.84375	22.225	Bearings, units and housings
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SAFS 22536 x 6.5/16 T	160.3375	-	-	Bearings, units and housings
SY 45 WDW	45	-	-	Bearings, units and housings

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