Prducts  name

8*16*4 miniature deep groove ball bearing 688 , bearing 688 zz fishing reel bearing

Type 

small  deep grove ball bearing 

Brand  name

as your request

Series  

681,682,682zz,682X,682RS,682-2rs,683,683zz,684,685,685zz,686,687,688,

688zz,689,691z,699z

ID  size

8*16*4 mm

Market

All around the world

Cage  material

Steel  brass

Precision

PO  P6  P5  P4

Sealing

ZZ  RS  OPEN

Quality  standard

ISO9001:2000 standard

Service

OEM/ODM

Delivery  date

Normally ready goods and stock winthin 15day

Payment terms

A:100% TT

B: 30% T/T in advance .70% against copy of  B/L

C.30% T/T in advance .70% against L/C at sight

D:Paypal

E:Western Union

Application

Motor, fitness equipment, textile machinery, electrical equipment, instruments, money counter, money detector, watches, mechanical equipment, medical equipment, fishing gear, pulley, remote control cars, remote control model aircraft planes, remote control helicopters, and other fields

Package

Indusitrial package or according to buyers’ requirement

Details

Miniature Bearings are simple, easy to use, is the largest production volume, most widely used of a class of bearings. It is mainly used for a bear radial load, but also bear certain axial load. When the bearing radial clearance increased when the function with angular contact bearings can bear large axial load

N0. 

Bore

O.D

Width

Chamfer

Load Rating

Maximuum Seed

Weight

mm

mm

mm

mm

Dynamic

Cr

Static

Cor

Grease

r/min

Oil

r/min

Kg/pcs

685

5

11

3

0.15

0.715

0.282

35000

45000

0.0011

686

6

13

3.5

0.15

1.08

0.44

33000

42000

0.0019

687

7

14

3.5

0.15

1.17

0.505

31000

40000

0.0021

688

8

16

4

0.2

1.61

0.715

29000

38000

0.0031

689

9

17

4

0.2

1.72

0.82

28000

36000

0.0032

6800

10

19

5

0.3

1.83

0.925

26000

34000

0.005

6801

12

21

5

0.3

1.92

1.04

22000

30000

0.006

6802

15

24

5

0.3

2.08

1.26

20000

28000

0.007

6803

17

26

5

0.3

2.23

1.46

19000

26000

0.008

6804

20

32

7

0.3

4

2.47

17000

22000

0.019

6805

25

37

7

0.3

4.3

2.95

15000

19000

0.022

6806

30

42

7

0.3

4.7

3.65

13000

17000

0.026

6807

35

47

7

0.3

4.9

4.05 

11000 

15000 

0.029