Metric Bowman Oilless® Flanged Bearings

Part Number: WMOF 45 55 40 - 70 X 5

Product Logo
Bowman Oilless bronze flanged bearings with graphite plug lubrication

Details

Inner Diameter45
Outer Diameter55
Length40
Flange Thickness5
Flange Diameter70

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 Size5555.03H7
Inside Diameter45.0545.075
Overall Length39.739.9

PV Calculation

ValuesMaximum
Speed
rpm
106.103 rpm
Load
kg
18348.624 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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