Metric WMG® Flanged Bearings

Part Number: WMGF 17 19 25 - 25 X 1

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Details

Inner Diameter17
Outer Diameter19
Length25
Flange Thickness1
Flange Diameter25

Material Specification

StructurePA66 nylon with fibres and PTFE
PV – Dry (N/mm² x m/s)0.4 max
Static load (N/mm²)80 max
Sliding speed (m/s)1.0 max
Intermittent temperature (°C)-70 to 200
Operating temperature (°C)-40 to 150
Thermal Conductivity (W/mk)0.2
Coefficient of friction – Dry0.08 to 0.2
Hardness (rockwell) (HRR)107 min
Hardness (Shore D)80 min
Tensile strength (N/mm²)60 min
Density (g/cm³)1.46
Compressive strength (N/mm²)100 min
E-module (N/mm²)1500 min
Static pressure of surface at 20 degrees (N/mm²)100 min

Tolerances & Fittings (Metric)

MinMaxTolerance
Flange Thickness Tolerance0.861
Flange Diameter Tolerance24.60524.935d13
Inside Diameter When Fitted17.03217.102E10
Recommended Housing Size1919.021H7
Inside Chamfers0.10.5
Outside Chamfers0.21

PV Calculation

ValuesMaximum
Speed
rpm
1123.447 rpm
Load
kg
3465.851 kg
PV Factor
N/A
N/mm² x m/s
0.4 N/mm² x m/s

⚠ Maximum PV Factor is 0.4! Reduce speed or load.

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