Metric SWB Plain Bearings

Part Number: WMSW 50 55 60 Y

Details

Inner Diameter50
Outer Diameter55
Length60
Surface StyleSmooth

Material Specification

Structure Steel backing strip with a sintered bronze layer
PV (N/mm² x m/s) 2.8 max
Static load (N/mm²) 150 max
Sliding speed – With Oil (m/s) 10 max
Sliding speed – With Grease (m/s) 2.5 max
Operating temperature (°C) 250 max
(dependant on lubrication)
Coefficient of friction – With Oil 0.5 to 0.12
Coefficient of friction – With Grease 0.5 to 0.15
Sintered layer hardness (HB) 60-100

Tolerances & Fittings (Metric)

Min Max Tolerance
Inside Diameter When Fitted5050.039
Recommended Housing Size5555.03
Overall Length59.7560.25
Shaft Diameter49.9549.975
Wall Thickness2.5132.562

PV Calculation

Values Maximum
Speed
rpm
3819.719 rpm
Load
kg
45871.56 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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