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d
25 mm
D
28 mm
L
20 mm
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BK-2- 10 20
BK-2- 15 25
BK-2- 20 15
BK-2- 20 20
BK-2- 20 25
BK-2- 20 30
BK-2- 22 25
BK-2- 22 30
BK-2- 24 15
BK-2- 24 25
BK-2- 25 15
BK-2- 25 20
BK-2- 25 25
BK-2- 25 30
BK-2- 28 25
BK-2- 28 30
BK-2- 30 20
BK-2- 30 30
BK-2- 30 40
BK-2- 32 25
BK-2- 32 30
BK-2- 32 40
BK-2- 35 20
BK-2- 35 30
BK-2- 35 35
BK-2- 35 40
BK-2- 35 50
BK-2- 40 20
BK-2- 40 30
BK-2- 40 40
BK-2- 40 50
BK-2- 45 30
BK-2- 45 40
BK-2- 45 45
BK-2- 45 50
BK-2- 50 30
BK-2- 50 35
BK-2- 50 40
BK-2- 50 50
BK-2- 50 60
BK-2- 55 40
BK-2- 55 60
BK-2- 60 30
BK-2- 60 40
BK-2- 60 50
BK-2- 60 60
BK-2- 60 70
BK-2- 65 60
BK-2- 70 30
BK-2- 70 40
BK-2- 70 50
BK-2- 70 70
BK-2- 70 80
BK-2- 75 40
BK-2- 80 40
BK-2- 80 50
BK-2- 80 60
BK-2- 80 80
BK-2- 85 60
BK-2- 90 40
BK-2- 90 60
BK-2- 90 80
BK-2- 90 90
BK-2- 95 60
BK-2- 100 60
BK-2- 110 60
BK-2- 120 60
BK-2- 125 60
BK-2- 130 60
BK-2- 130 80
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Product details for
BK-2- 25 20
d
25 mm
D
28 mm
L
20 mm
f1
0.8 mm
f2
0.4 mm
g
6 mm
All characteristics
Characteristics
pv
- operation with lubrication: 5 N/mm² x m/s
Permissible load
- static: 140 N/mm²
- rotation, oscillation: 70 N/mm²
Sliding velocity
- dry run = 2 m/s
- hydro-dynamic operation: 5 m/s
Thermal expansion coefficient
- parallel to ring surface: 11 x 10-6 K-1
- perpendicular to ring surface: 48 x 10-6 K-1
Coefficient of thermal conductivity
- 32 W/(m·K)
Surface pressure
- 140 (≤ N/mm²)
Application
- attachment lugs of pneumatic and hydraulic cylinders
- Conveyor systems, textile machinery, automobiles ...
- BK-2 bushings are suitable for rotational and oscillating movements.
Construction type
- multi-lubrication, POM coated plain bearing
Construction type addition
- with lubrication pockets
Friction coefficient
- dry: 0.15 to 0.25
- lubricated: 0.05 to 0.15
Material
- steel back onto which a porous bronze layer is sintered
- the POM acetal resin is subsequently rolled into the bronze layer
Standard
- ISO 3547
- DIN 1494
Surface
- zinc or copper plated
Temp. max.
- 100 °C
Temp. min.
- -20 °C
Customs tariff number
- 84833080
All characteristics
Product description
Notes
Description
Product variants
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