PB20 Spherical Plain Bearing (Interchange Part No.: SS20), Metric Size, Open Type, Sliding Contact Surface: Steel/Bronze, Required Maintenance.
Size (dxDxB1): 20x46x25mm
Inside Diameter (d): 20mm
Outside Diameter (D): 46mm
Inner Ring Width (B1): 25mm
Outer Ring Width (B): 18mm
Bearing Material: Chrome Steel
Sliding Contact Surface: Steel/Bronze
Seal Type: Open
Country of Origin: China
HS Code: 8482800000
|
Part No. |
Weight |
Dimension |
Dynamic Load Capacity |
Static Load Capacity |
Interchange Part No. |
||||
|
d |
D |
B |
B1 |
d1 |
Hirschmann |
||||
|
G |
mm |
(N) |
(N) |
SS |
|||||
|
PB20 |
210 |
20 |
46 |
18 |
25 |
24.4 |
30800 |
74000 |
SS20 |
PB20 bearing has a steel-on-bronze sliding contact. The steel inner ring contacts the bronze surface of the outer ring. The steel-on-bronze sliding contact makes this bearing highly wear-resistant, providing low friction. However, the load capacity is slightly lower compared to spherical plain bearings with steel-on-steel sliding contacts. This bearing needs regular maintenance. Proper lubrication is required to reduce friction and prevent fouling and corrosion.
Applications: Hydraulic Cranes, Haul Trucks, Wind Turbines, Satellite Antennas, Forklift Trucks, Extractors, Front End Loaders, Overhead Carriers, Chain Conveyors, Log Skidders, and etc.
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