Metric WMX® Plain Bearings

Part Number: WMX 55 60 50

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Details

Inner Diameter55
Outer Diameter60
Length50

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 Fitted55.0855.2
Recommended Housing Size6060.03H7
Overall Length49.7550.25
Shaft Diameter54.95455
Inside Chamfers0.21
Outside Chamfers1.22.4

PV Calculation

Values Maximum
Speed
rpm
868.118 rpm
Load
kg
39245.668 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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