Metric WMX® Plain Bearings

Part Number: WMX 22 25 25

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Details

Inner Diameter22
Outer Diameter25
Length25

Material Specification

Structure S.A.E. 1010 steel backing strip with sintered bronze and Acetal Copolymer layers
Max PV (N/mm² x m/s) 2.8
Max Static load (N/mm²) 140
Max Dynamic load (N/mm²) 70
Max Sliding speed – With Grease (m/s) 2.5
Operating temperature (°C) -40 to 110
Thermal Conductivity (W/mk) 2
Coefficient of friction – With Grease 0.05 to 0.15
Recommended shaft hardness (HB) 200 min

Tolerances & Fittings (Metric)

Min Max Tolerance
Inside Diameter When Fitted22.0522.131
Recommended Housing Size2525.021H7
Overall Length24.7525.25
Shaft Diameter21.96722
Inside Chamfers0.10.7
Outside Chamfers0.21

PV Calculation

Values Maximum
Speed
rpm
2170.295 rpm
Load
kg
7849.134 kg
PV Factor
N/A
N/mm² x m/s
2.8 N/mm² x m/s

⚠ Maximum PV Factor is 2.8! Reduce speed or load.

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