Imperial WMU® Plain Bearings

Part Number: WMUI 06 7.5 10

Product Logo

Details

Inner Diameter0.375
Outer Diameter0.4688
Length0.625
Backing MaterialStandard Steel

Material Specification

Structure S.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 – 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

Tolerances & Fittings (Imperial)

Min Max Tolerance
Inside Diameter When Fitted0.37420.3769
Recommended Housing Size0.46840.4691
Overall Length0.6150.635
Shaft Diameter0.37310.374

PV Calculation

Values Maximum
Speed
rpm
254647.909 rpm
Load
kg
5.973 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.

Looking for a custom size or special specifications?

Whether you need standard or custom options, we’re here to help. Reach out now and let’s find the perfect match!