Imperial WMU® Plain Bearings

Part Number: WMUI 14 16 12

Product Logo

Details

Inner Diameter0.875
Outer Diameter1
Length0.75
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 Fitted0.87430.8775
Recommended Housing Size0.99971.0005
Overall Length0.740.76
Shaft Diameter0.87290.8741

PV Calculation

Values Maximum
Speed
rpm
109134.818 rpm
Load
kg
16.724 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!