What are you looking for?

Enter search term

We are sorry!

Unfortunately no results were found.

Christmas / New Year shipping times
Our central warehouses will be closed from 23.12.2024 to 01.01.2025. Incoming orders will not be shipped during this period. If necessary, you are welcome to use our branch network during this time. Customer service will be available as usual.

Please note that our branches may have different opening hours during the holidays. For up-to-date information, we recommend calling ahead or checking the current opening times on Google Maps. Due to technical reasons, we are currently unable to update the opening hours on our website. Link to branch search on Google Maps

Login

U bent een nieuwe klant?

Registreer u en profiteer van vele voordelen:

Controle van de beschikbaarheid van het product
Snelle nabestelling & bestelhistorie
Persoonlijke productaanbevelingen
Betaling op rekening

Help & Contact

Neem contact op met HANSA-FLEX

Heeft u vragen over de online-shop of over onze producten?
U kunt onze klantenservice bereiken via:

Monday - Thursday: 8:00AM - 5:00PM
Friday: 8:00AM - 4:00PM
Except saturdays, sundays and holidays

Of maak gebruik van de FAQ

Hier vindt u antwoorden op de meest
gestelde vragen.

Helping people help themselves
Naar de FAQ

BK 090-20 30

Bush BK090 20x30 bronze
Registreer u nu om onze online shop op te kunnen roepen.

Register now and access our complete product range and many exclusive services.

Product details for

BK 090-20 30

d
20 mm
D
23 mm
L
30 mm

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 Â°C
Temp. min.
  • -50 Â°C
Customs tariff number
  • 84833080 
All characteristics

Productbeschrijving

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

86 Results
Show dimensional drawing
Identifier
d (mm)
D (mm)
L (mm)
Price / items

Shows 10 of 86

Column selection

d (mm)
D (mm)
L (mm)