Metric Bronze Wrapped Plain Bearings

Part Number: WMB 75 80 60

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Bronze Wrapped Plain Bearings

Details

Inner Diameter75
Outer Diameter80
Length60
Surface StyleDiamond Indentations

Material Specification

StructureCuSn8 bronze with either grease pockets or holes
PV (N/mm² x m/s)2.8 max
Static load (N/mm²)120 max
Dynamic load (N/mm²)40 max
Sliding speed – With Grease (m/s)2.5 max
Intermittent temperature (°C)130 max
Operating temperature (°C)-100 to 200
Thermal Conductivity (W/mk)60
Coefficient of friction0.08 to 0.25
Hardness (HB)90-120
Tensile strength (N/mm²)450 min
Yield point (N/mm²)250 min
Elongation (%)40

Tolerances & Fittings (Metric)

MinMaxTolerance
Inside Diameter When Fitted7575.074
Recommended Housing Size8080.03
Overall Length59.7560.25
Shaft Diameter74.9474.97

PV Calculation

ValuesMaximum
Speed
rpm
636.62 rpm
Load
kg
55045.872 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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