Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 7028 CD/P4AL

7028 CD/P4AL

Dimensions

d		140	mm
D		210	mm
B		33	mm
d₁		161.6	mm
d₂		161.6	mm
D₁		188.4	mm
b		3.1	mm
C₁		17.9	mm
C₂		6.6	mm
C₃		5.6	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/P4AL
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：2024-12-12
Application:Automobile,coal,Machine tools,tobacco machinery,Display Devices,stamping die and its equipment,ventilation fans,rubber products machinery and equipment,van,lifting chain,vertical sawing machine
Similar models:S7028 ACD/P4A 7028 CD/P4A S7028 ACD/HCP4A 7028 CD/HCP4A 7028 CD/P4AH1 7028 ACD/HCP4AL 7028 CD/P4AL S7028 CD/HCP4A 7028 BGM 7028 CD/HCP4AH1
BEARING POWER International Trading Co.,Ltd. specialize in 7028CD/P4AL products，there is large inventory of SKF 7028 CD/P4AL 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/P4AL Which SKF 7028CD/P4AL 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
11223	28.575	47.6	6.35	Seals
140 VA V	126	-	-	Seals
1988/1922	28.575	57.15	19.845	Bearings, units and housings
314987 C	400	560	205	Bearings, units and housings
32928/DF	140	190	-	Bearings, units and housings
61248	155.575	190.55	14.3	Seals
7014 ACE/HCP4AL	70	110	20	Bearings, units and housings
IR 110x120x30 EGS	110	120	30	Seals
PFD 1.1/4 TR	31.75	-	-	Bearings, units and housings
PFT 35 FM	35	-	-	Bearings, units and housings
SHR 30	30	-	-	Coupling systems
SSAFS 22536 x 6.3/8	161.925	-	-	Bearings, units and housings

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Hot number： 14225 2050542 21128 BD-23076 CCK/W33-AOH 3076 G BD-23152 CCK/W33-AOH 3152 G 2320 K 409506 618/630 MA 99816 BT4B 328909 G/HA1VA901 FY 15/16 TF NUP 2320 ECP SAF 23026 KATLC x 4.3/8 SYK 25 LD W 628/6 R-2RS1