Metric WMX® Plain Bearings

Part Number: WMX 30 34 20

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Details

Inner Diameter30
Outer Diameter34
Length20

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 Fitted30.0630.155
Recommended Housing Size3434.025H7
Overall Length19.7520.25
Shaft Diameter29.96730
Inside Chamfers0.10.7
Outside Chamfers0.81.6

PV Calculation

Values Maximum
Speed
rpm
1591.549 rpm
Load
kg
8562.691 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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