Metric WMX® Plain Bearings

Part Number: WMX 40 44 30

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Details

Inner Diameter40
Outer Diameter44
Length30

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 Fitted40.0640.155
Recommended Housing Size4444.025H7
Overall Length29.7530.25
Shaft Diameter39.96140
Inside Chamfers0.10.7
Outside Chamfers0.81.6

PV Calculation

Values Maximum
Speed
rpm
1193.662 rpm
Load
kg
17125.382 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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