Metric WMU® Flanged Bearings

Part Number: WMUF 45 50 16 - 58 X 2.5

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Details

Inner Diameter45
Outer Diameter50
Length16
Backing MaterialStandard Steel
Flange Thickness2.5
Flange Diameter58

Material Specification

StructureS.A.E. 1010 steel backing strip with sintered bronze and PTFE layers
Max PV – Dry (N/mm² x m/s)1.8
Max PV – Oiled (N/mm² x m/s)2.8
Max Static load (N/mm²)250
Max Dynamic load (N/mm²)140
Max Sliding speed – Dry (m/s)2.5
Max Sliding speed – With Oil (m/s)5
Operating temperature (°C)-200 to 280
Thermal Conductivity (W/mk)42
Coefficient of friction – Dry0.02 to 0.20
Coefficient of friction – With Oil0.02 to 0.15
Recommended shaft finish (Ra)0.04 max (N5)
Recommended shaft hardness (HB)200 min

Tolerances & Fittings (Metric)

MinMaxTolerance
Flange Diameter Tolerance57.558.5
Inside Diameter When Fitted44.9945.105
Recommended Housing Size5050.025H7
Overall Length15.7516.25
Shaft Diameter44.9544.975
Inside Chamfers0.21
Outside Chamfers1.22.4

PV Calculation

ValuesMaximum
Speed
rpm
2122.066 rpm
Load
kg
18348.624 kg
PV Factor
N/A
N/mm² x m/s
1.8 N/mm² x m/s

⚠ Maximum PV Factor is 1.8! Reduce speed or load.

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