ST 20B
- Inner diameter:
- 20 mm
- Outer diameter:
- 32 mm
- Width:
- 45 mm
- Mass:
- 106 g
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Specifications
Seris - ST 20B
Brand :
QIBR
Measurement system :
Metric
Shaft diameter :
20 mm
Ball circuit :
6
Weight :
106 g
Inner diameter (d) :
20 mm
Inner diameter tolerance :
33 to 20 μm
Outer diameter (D) :
32 mm
Outer diameter tolerance :
0 to -16 μm
Length (L) :
45 mm
Length tolerance :
0 to -200 μm
Width (L1) :
35.8 mm
Retaining ring groove end to end length (B) :
26.8 mm
Width (W) :
2 mm
Groove depth (t) :
0.7 mm
Greasing hole (do) :
1.5 mm
Chamfer dimension (r) :
0.5 mm
MAX stroke :
20
Basic dynamic load rating :
2060 N
Basic static load rating :
2320 N
Outer ring material :
Steel
Ball material :
Steel
Bearing Type :
linear bearing
Applications :
Automated equipment and robots，Office and medical equipment，Measuring and detection equipment
Temperature :
-20 °C to +120 °C
Seal type :
No seal
Description
Features & Benefits
Linear ball bearings provide low-friction, smooth linear motion for machinery and equipment and are widely used in various industrial machinery, such as food processing machinery, semiconductor manufacturing equipment, and robotics. A linear ball bearing consists of an outer cylinder, internal balls, and a retainer that holds the balls.
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