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SKU: WMU.280285100

WMU280285100 Metric Wrapped PTFE Lined Plain Bush 280x285x100mm

WMU280285100 Metric Wrapped PTFE Lined Plain Bush 280x285x100mm

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Description
Technical
Inside Diameter (d) 280mm
Outside Diameter (D) 285mm
Length (B) 100mm
Overall Length Tolerance 99.75mm min to 100.25mm max
Recommended Housing Size Tolerance 285mm min to 285.052mm max H7
Shaft Diameter Tolerance 279.919mm min to 280mm max
Inside Diameter when Fitted Tolerance 280.07mm min to 280.222mm max
Inside Chamfers Tolerance 0.2mm min to 1mm max
Outside Chamfers Tolerance 1.2mm min to 2.4mm max
Max PV - Dry 1.8 N/mm squared x m/s
Max PV - Oiled 2.8 N/mm squared x m/s
Max Static Load 250 N/mm squared
Max Dynamic Load 140 N/mm squared
Max Sliding Speed - Dry 2.5 m/s
Max Sliding Speed - With Oil 5 m/s
Operating Temperature -200 to 280 Deg C
Thermal Conductivity 42 W/mk
Coefficient of Friction - Dry 0.02 to 0.20
Coefficient of Friction - With Oil 0.02 to 0.15
Recommended Shaft Finish (Ra) 0.04 max N5
Recommended Shaft Hardness (HB) 200 min
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