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BK 090-70 70 F

Bush BK090-F 70x85x70 bronze
BK090-7070F

The product image may differ

BK090-7070F
BK090-7070F BK090-7070F
d
70 mm
D
75 mm
L
70 mm
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Please choose a variant

Show table of articles

Article

BK 090-25 25 F BK 090-30 30 F BK 090-35 35 F BK 090-40 40 F BK 090-45 30 F BK 090-50 50 F BK 090-60 30 F BK 090-60 60 F BK 090-65 30 F BK 090-70 40 F BK 090-70 70 F BK 090-80 40 F BK 090-80 80 F BK 090-90 90 F BK 090-120 90 F
Product details for

BK 090-70 70 F

d
70 mm
D
75 mm
L
70 mm
F
85 mm
e
2.5 mm
All characteristics

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

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
Search
Show dimensional drawing
Identifier
d (mm)
D (mm)
L (mm)
F (mm)
Details / items
BK 090-25 25 F
25 mm
28 mm
25 mm
35 mm
Learn more
BK 090-30 30 F
30 mm
34 mm
30 mm
45 mm
Learn more
BK 090-35 35 F
35 mm
39 mm
35 mm
50 mm
Learn more
BK 090-40 40 F
40 mm
44 mm
40 mm
55 mm
Learn more
BK 090-45 30 F
45 mm
50 mm
30 mm
60 mm
Learn more
BK 090-50 50 F
50 mm
55 mm
50 mm
65 mm
Learn more
BK 090-60 30 F
60 mm
65 mm
30 mm
75 mm
Learn more
BK 090-60 60 F
60 mm
65 mm
60 mm
75 mm
Learn more
BK 090-65 30 F
65 mm
70 mm
30 mm
80 mm
Learn more
BK 090-70 40 F
70 mm
75 mm
40 mm
85 mm
Learn more

Shows 10 of 15

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