BK-2

Sliding bush BK-2

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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

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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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Characteristics

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

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 > 150 HB

Description

Maintenance-free operation.
Geräusch- und Schwingungsabsorption.
Relubricable.
Hydrodynamischer Betrieb möglich.
High permitted load.
Good friction characteristics.
Hohe Gleitgeschwindigkeit.
No water absorption.
Bei schwer realisierbarem Ölfilm zu verwenden.
Low backlash during operation.
Extremely space-saving.

Product variants

70 Results

Show dimensional drawing

BK-2- 10 20

10 mm

12 mm

20 mm

0.5 mm

BK-2- 15 25

15 mm

17 mm

25 mm

0.5 mm

BK-2- 20 15

20 mm

23 mm

15 mm

0.8 mm

BK-2- 20 20

20 mm

23 mm

20 mm

0.8 mm

BK-2- 20 25

20 mm

23 mm

25 mm

0.8 mm

BK-2- 20 30

20 mm

23 mm

30 mm

0.8 mm

BK-2- 22 25

22 mm

25 mm

0.8 mm

BK-2- 22 30

22 mm

25 mm

30 mm

0.8 mm

BK-2- 24 15

24 mm

27 mm

15 mm

0.8 mm

BK-2- 24 25

24 mm

27 mm

25 mm

0.8 mm

Shows 10 of 70

d (mm)

D (mm)

L (mm)

f1 (mm)

f2 (mm)

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BK-2

Please choose a variant

Article

Characteristics

Product description

Product variants

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

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