Alpha-Stable Distribution and Multifractal Detrended Fluctuation Analysis-Based Fault Diagnosis Method Application for Axle Box Bearings

Table 1

Geometrical parameters of the bearings.

Axle box bearing	Outside diameter (mm)	Inside diameter (mm)	Pitch diameter (mm)	Thickness (mm)	Ball diameter (mm)	Ball thickness (mm)
NJ(P)3226X1	250	130	190	80	32	52