Imperial SWB Plain Bearings

Part Number: WMSWI 18 25.5 16

Details

Inner Diameter1.125
Outer Diameter1.59375
Length1
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 (Imperial)

Min Max Tolerance
Inside Diameter When Fitted1.1251.141
Recommended Housing Size1.593751.60975
Overall Length0.991.01
Shaft Diameter0.9980.999
Wall Thickness0.0780.08

PV Calculation

Values Maximum
Speed
rpm
169765.273 rpm
Load
kg
17.202 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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