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JZ256
Thickness-Oilless
Wallthickness and durable
This self-lubricating oilless sliding bearing main feature is theimpact,
shock absorption and Wear resistance. It is particularly suitable for
applications in which the requirements of shock absorption, Such as:
fitness equipment and packaging machinery.

Applications situation
When the need to Withstand Side loads.
When the bearing is exposed to a lot of dust.
(Hold dirt to protect the shaft)
When the average speed is low.
When the surface of the wall is often affected by mechanical shock.
Wall thickness COnform D2N 1850 Standards.
 
Material

 
Engineering plastics MC
Nylon fiber&filler
Solid lubricant
Operating
temperature
 
-40°C~80°C

 
      ※This product contains special fillers,do not use in pure water.






 
Video  3D view Specification of product PDF
   
JZ256-
 
 
  [Type] Please refer to the specifications for details.
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How to order
         

d
After press-in H7 hole

L

D

f

T

H

Recommended correspondence size

Tube-shaped

Flange

Mounting holes H7

Shaft diameter h7

3

+0.08
+0.02

3

4

 

4

 

 

6

0.3

1.5

9

6

 +0.012
 -0

3

 +0
 -0.010

4

+0.10
+0.03

4

6

 

4

6

8

7

0.3

2.0

12

7

 +0.015
 -0

4

 +0
 -0.012

5

5

8

 

5

6

8

8

0.3

2.0

13

8

5

6

6

8

10

6

10

 

10

0.5

2.0

14

10

6

8

+0.13
+0.04

8

10

12

8

12

 

12

0.5

2.0

16

12

 +0.018
 -0

8

 +0
 -0.015

10

8

10

16

10

14

19

14

0.5

1.0

18

14

10

12

+0.16
+0.05

15

20

 

10

20

 

16

0.5

3.0

22

16

12

 +0
 -0.018

16

15

20

25

15

20

25

22

0.8

3.0

28

22

 +0.021
 -0

16

20

+0.19
+0.06

15

20

30

15

20

30

26

0.8

3.0

32

26

20

 +0
 -0.020

※ Meets the DIN1850size standard and special sizes.

※ The corresponding aperture and Shaft diameter are recommend size.

※ All are permanent stores,L size allowed processing length to change shorter. Contact Chena to check.

 

 

 

 

Characteristics distinguish

Unit

Numerical

Detection method

Density

g/cm³

1.14

 

Color

 

Carbon Black

 

Dynamic friction coefficient of steel

µ

0.18~0.40

 

D Hardness

Shore HS

79

DIN53505

Elastic modulus

Mpa

2700

DIN53457

Tensile strength(20℃)

Mpa

112

DIN35452

Compressive strength

Mpa

52

 

The max. temperature of use

80

 

Short-term max. temperature

170

 

Thermal conductivity

W/mxk

0.24

ASTMC177

Thermal expansion coefficient(32℃)

K¹ X 10-5

10

DIN53752

Volume resistivity

Ωcm

>10¹³

DINIEC93

Electric surface resistivity

Ω

>10¹¹

DIN53482