Metric Bowman Oilless® Flanged Bearings

Part Number: WMOF 31.5 40 35 - 50 X 5

Product Logo
Bowman Oilless bronze flanged bearings with graphite plug lubrication

Details

Inner Diameter31.5
Outer Diameter40
Length35
Flange Thickness5
Flange Diameter50

Material Specification

StructureCuZn25Al6Mn4 Bronze with solid graphite lubricant inserts
(alternative specifications are available on request)
 PV (N/mm² x m/s)3.3 max
Static load (N/mm²)100 max
Sliding speed (m/s)0.3 max
Operating temperature (°C)Up to 300
(alternative specs up to 400)
Coefficient of thermal expansion19 x 10-5/°C
Coefficient of friction0.16
Hardness (HB)210 min
Tensile strength (N/mm²)750 min
Elongation (%)12 min
Density (g/cm³)8

Tolerances & Fittings (Metric)

MinMaxTolerance
Flange Thickness Tolerance4.95
Recommended Housing Size4040.025H7
Inside Diameter31.5531.575
Overall Length34.734.9

PV Calculation

ValuesMaximum
Speed
rpm
151.576 rpm
Load
kg
11238.532 kg
PV Factor
N/A
N/mm² x m/s
3.3 N/mm² x m/s

⚠ Maximum PV Factor is 3.3! Reduce speed or load.

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