Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 7028 CD/P4A

7028 CD/P4A

Dimensions

d		140	mm
D		210	mm
B		33	mm
d₁		161.6	mm
d₂		161.6	mm
D₁		188.4	mm
r_1,2	min.	2	mm
r_3,4	min.	1	mm
a		40.1	mm

Abutment dimensions

d_a	min.	149	mm
d_b	min.	149	mm
D_a	max.	201	mm
D_b	max.	205	mm
r_a	max.	2	mm
r_b	max.	1	mm
d_n		166.3	mm

Calculation data

Basic dynamic load rating	C	153	kN
Basic static load rating	C₀	166	kN
Fatigue load limit	P_u	5.3	kN
Attainable speed for grease lubrication		6700	r/min
Attainable speed for oil-air lubrication		10000	r/min
Ball diameter	D_w	22.225	mm
Number of balls	z	22
Reference grease quantity	G_ref	45	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	570	N
Static axial stiffness, preload class A		151	N/µm
Preload class B	G_B	1140	N
Static axial stiffness, preload class B		206	N/µm
Preload class C	G_C	2280	N
Static axial stiffness, preload class C		289	N/µm
Preload class D	G_D	4560	N
Static axial stiffness, preload class D		418	N/µm
Calculation factors
Calculation factor	f	1.16
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.02
Calculation factor	f_2C	1.05
Calculation factor	f_2D	1.09
Calculation factor	f_HC	1
Calculation factor	f₀	15.8

Mass

Mass bearing

3.42

Model Number: 7028 CD/P4A
Inner Diameter：140mm Outer Diameter：210mm Width：33mm
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：2021-06-06
Application:sample cup,Cylinder Pneumatic Treatment Element,paint paint,Hydraulic Press,medical equipment,rubber products machinery and equipment,suction nozzle,Storage Device,leather processing,comprehensive experiment,surgical instruments
Similar models:7028 ACD/P4A 7028 ACD/HCP4AL 7028 ACD/HCP4A S7028 ACD/HCP4A 7028 ACD/P4AL 7028 CD/HCP4A 7028 CD/HCP4AL S7028 CD/HCP4A S7028 ACD/P4A 7028 CD/P4AL
BEARING POWER International Trading Co.,Ltd. specialize in 7028CD/P4A products，there is large inventory of SKF 7028 CD/P4A Angular contact ball bearings, super-precision. We has been built up long-term cooperation with SKF company, could make a bulk order of the 7028 CD/P4A Which SKF 7028CD/P4A 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
10169	25.4	57.15	6.35	Seals
1060 VE R	1008	-	-	Seals
207-2Z	35	72	17	Bearings, units and housings
26237	66.675	92.02	9.53	Seals
39590/39528	66.675	119.985	32.751	Bearings, units and housings
415506	1405	-	-	Seals
6202/HR22T2	15	35	11	Bearings, units and housings
71912 ACB/HCP4AL	60	85	13	Bearings, units and housings
99346	88.9	97.6376	20.6502	Seals
BC2B 326196/HA1	487.98	637	175	Bearings, units and housings
NCF 29/630 V	630	850	128	Bearings, units and housings
SONL 222-522	110	-	-	Bearings, units and housings

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Hot number： 20x35x6 HMSA10 V 220-2Z 28646 528002 71830 CD/HCP4 740 VRME R 99166 FYJ 50 TF FYTB 25 FM HA 3128 L NKS 25 PCZ 3216 E SAF 22522 x 3.11/16 SNL 3188 YAT 203