Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 7021 ACD/P4AH1

7021 ACD/P4AH1

Dimensions

d		105	mm
D		160	mm
B		26	mm
d₁		121.9	mm
d₂		121.9	mm
D₁		143.1	mm
K		0.5	mm
C₁		6.92	mm
r_1,2	min.	2	mm
r_3,4	min.	1	mm
a		44	mm

Abutment dimensions

d_a	min.	114	mm
d_b	min.	114	mm
D_a	max.	151	mm
D_b	max.	155	mm
r_a	max.	2	mm
r_b	max.	1	mm
d_n		125.6	mm

Calculation data

Basic dynamic load rating	C	90.4	kN
Basic static load rating	C₀	93	kN
Fatigue load limit	P_u	3.4	kN
Attainable speed for grease lubrication		7500	r/min
Attainable speed for oil-air lubrication		12000	r/min
Ball diameter	D_w	17.462	mm
Number of balls	z	21
Reference grease quantity	G_ref	20.4	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	560	N
Static axial stiffness, preload class A		279	N/µm
Preload class B	G_B	1120	N
Static axial stiffness, preload class B		365	N/µm
Preload class C	G_C	2240	N
Static axial stiffness, preload class C		484	N/µm
Preload class D	G_D	4480	N
Static axial stiffness, preload class D		655	N/µm
Calculation factors
Calculation factor	f	1.15
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_2D	1.08
Calculation factor	f_HC	1
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

1.59

Model Number: 7021 ACD/P4AH1
Inner Diameter：105mm Outer Diameter：160mm Width：26mm
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：2024-12-14
Application:test strip,electromyography machine,Technical Equipment,Workpiece,journal lathe,Gripper Swing,dynamic blood pressure,Tool,Vacuum generator,Industrial,Pest Monitoring
Similar models:7021 ACD/P4AL 7021 CD/P4AL 7021 ACD/HCP4A 7021 CD/HCP4A 7021 CD/HCP4AH1 S7021 CD/HCP4A 7021 CD/P4A 7021 CD/P4AH1 S7021 CD/P4A 7021 ACD/HCP4AH1
BEARING POWER International Trading Co.,Ltd. specialize in 7021ACD/P4AH1 products，there is large inventory of SKF 7021 ACD/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 7021 ACD/P4AH1 Which SKF 7021ACD/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.

Model No.	Inner Diameter	Outer Diameter	Width	Type
1207 EKTN9	35	72	17	Bearings, units and housings
18924	47.625	88.8	11.13	Seals
32582	82.55	126.97	11.13	Seals
3308 DTN9	40	90	36.5	Bearings, units and housings
36x62x7 HMSA10 V	36	62	7	Seals
7020 ACD/HCP4AL	100	150	24	Bearings, units and housings
71906 CB/P4A	30	47	9	Bearings, units and housings
D/W R133 R	2.38	4.762	1.588	Bearings, units and housings
NU 2248 MA	240	440	120	Bearings, units and housings
SAF 22626 x 4.5/16 T	109.5375	-	-	Bearings, units and housings
SAF 22630 x 5.1/4 T	133.35	-	-	Bearings, units and housings
SAFS 22515-11	61.9125	-	-	Bearings, units and housings

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Hot number： 1900254 22220 E 22614 BD-23044-2CS5K/VT143-OH 3044 H 25x40x7 HMSA10 V 401900 50x80x8 CRW1 R 6158 629-Z 7009 CD/HCP4AH GS 89309 N 208 ECPH PCM 8085100 E PF 1.1/4 TF PWM 140155180