What are you looking for?

Enter search term

We are sorry!

Unfortunately no results were found.

Login

Are you a new customer?

Register and get many benefits:

Checking the product availability
Fast reordering & order history
Personal product recommendation
Payment by invoice

Help & Contact

Your direct line to us

If you have any questions about the online store or our products, you can call our customer service at:

Opening hours 8-5, Monday - Friday

Or use our FAQ

There you get answers to the most frequently asked questions.

Helping people help themselves
FAQs

BK 090 F

Sliding bush BK090-F
pv
for grease lubrication: 2.8 N/mm² x m/s 
for oil lubrication: 10 N/mm² x m/s 
Permissible load
static: 140 N/mm² 
rotation, oscillation: 70 N/mm² 
Max. sliding velocity
1 m/s
Download PDF

Characteristics

pv
  • for grease lubrication: 2.8 N/mm² x m/s 
  • for oil lubrication: 10 N/mm² x m/s 
Permissible load
  • static: 140 N/mm² 
  • rotation, oscillation: 70 N/mm² 
Max. sliding velocity
  • 1 m/s
Friction coefficient
  • lubricated: 0.05 to 0.15 
Thermal expansion coefficient
  • 11 x 10-6 K-1 
Coefficient of thermal conductivity
  • 60 W/(m·K)
Surface pressure
  • 140 (≤ N/mm²) 
Application
  • hydraulic systems 
Construction type
  • multi-lubrication plain bearing in rolled bronze 
Construction type addition
  • the bushes are suitable for rotational and oscillating movements 
Material
  • CuSn8 bronze 
Standard
  • ISO 3547 
  • DIN 1494 
Temp. max.
  • 150 °C
Temp. min.
  • -50 °C
Customs tariff number
  • 84833080 
All characteristics

Product description

Notes
An initial lubrication with grease is recommended and continual lubrication significantly increases the service life of the plain bearing.
To be observed: peak to valley height of shaft Ra < 0.8 µm.
Observed hardness of shaft > 400 HB
Description
Maintenance-free operation.
Relubricable.
Suitable for dirty conditions.
Shock and vibration resistant.
High permitted load.
Good friction characteristics.
No water absorption.
Low backlash during operation.
Extremely space-saving.

Product variants

15 Results
Show dimensional drawing
Identifier
d (mm)
D (mm)
L (mm)
F (mm)
Details / items
25 mm
28 mm
25 mm
35 mm
Learn more
30 mm
34 mm
30 mm
45 mm
Learn more
35 mm
39 mm
35 mm
50 mm
Learn more
40 mm
44 mm
40 mm
55 mm
Learn more
45 mm
50 mm
30 mm
60 mm
Learn more
50 mm
55 mm
50 mm
65 mm
Learn more
60 mm
65 mm
30 mm
75 mm
Learn more
60 mm
65 mm
60 mm
75 mm
Learn more
65 mm
70 mm
30 mm
80 mm
Learn more
70 mm
75 mm
40 mm
85 mm
Learn more

Shows 10 of 15

Column selection

d (mm)
D (mm)
L (mm)
F (mm)
e (mm)