Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 7020 ACB/HCP4A

7020 ACB/HCP4A

Dimensions

d		100	mm
D		150	mm
B		24	mm
d₁		118.7	mm
d₂		116.15	mm
D₂		135	mm
r_1,2	min.	1.5	mm
r_3,4	min.	1	mm
a		41.4	mm

Abutment dimensions

d_a	min.	107	mm
d_b	min.	107	mm
D_a	max.	143	mm
D_b	max.	145.4	mm
r_a	max.	1.5	mm
r_b	max.	1	mm
d_n		120	mm

Calculation data

Basic dynamic load rating	C	35.8	kN
Basic static load rating	C₀	42.5	kN
Fatigue load limit	P_u	0.98	kN
Attainable speed for grease lubrication		12000	r/min
Attainable speed for oil-air lubrication		18000	r/min
Ball diameter	D_w	10.319	mm
Number of balls	z	27
Reference grease quantity	G_ref	15.34	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	165	N
Static axial stiffness, preload class A		171	N/µm
Preload class B	G_B	330	N
Static axial stiffness, preload class B		218	N/µm
Preload class C	G_C	990	N
Static axial stiffness, preload class C		328	N/µm
Calculation factors
Calculation factor	f	1.08
Calculation factor	f₁	0.99
Calculation factor	f_2A	1
Calculation factor	f_2B	1.02
Calculation factor	f_2C	1.05
Calculation factor	f_HC	1.01
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

1.29

Model Number: 7020 ACB/HCP4A
Inner Diameter：100mm Outer Diameter：150mm Width：24mm
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：2021-06-11
Application:machine tool spindle,Industry,Wire grinder,Laser Cutting,extruder,Spectrum Products,electronic components,Workpiece,Gear grinding machine,power protection,small diesel generators
Similar models:7020 CD/P4AL 7020 CD/P4AH1 7020 ACB/HCP4A 7020 CD/P4A 7020 CE/HCP4AL 7020 ACD/HCP4A 7020 CE/P4AH1 S7020 ACB/P4A S7020 CB/HCP4A S7020 CD/P4A
BEARING POWER International Trading Co.,Ltd. specialize in 7020ACB/HCP4A products，there is large inventory of SKF 7020 ACB/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 7020 ACB/HCP4A Which SKF 7020ACB/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.

Model No.	Inner Diameter	Outer Diameter	Width	Type
1150 VA R	1045	-	-	Seals
400304	27	-	-	Seals
71910 CE/HCP4A	50	72	12	Bearings, units and housings
71918 ACB/P4A	90	125	18	Bearings, units and housings
7208 BEGAP	40	80	18	Bearings, units and housings
90130	-	-	38.1	Seals
BT4B 334147/HA1	450	595	-	Bearings, units and housings
D/W R2-6 R	3.175	9.525	2.779	Bearings, units and housings
HCCE 040 R	68	318	-	Coupling systems
PF 25 WF	25	-	-	Bearings, units and housings
STO 25	25	52	16	Bearings, units and housings
SY 1.3/4 TF/VA201	44.45	-	-	Bearings, units and housings

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