Imperial SWB Plain Bearings

Part Number: WMSWI 56 08 Y

Details

Inner Diameter1.75
Outer Diameter1.9375
Length0.25
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 Fitted1.751.766
Recommended Housing Size1.93751.9535
Shaft Diameter--1.75
Wall Thickness0.0940.096

PV Calculation

Values Maximum
Speed
rpm
109134.818 rpm
Load
kg
6.69 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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