All items are supplied in soft condition and may be induction or through hardened. Hub outside diameter reflects a tolerance of -0.000” + 0.001”. Length tolerance is + or - 0.030”.
Welding operations should be carried out using a low hydrogen electrode.
SPLINE DETAILS. Most involute splines below are flat root side fit. They may be used with filled root shafts. Spline tolerance is Class 5 in most cases. Imperial involute splines are to ANSI B92.1-1970. metric Involute splines listed below are to deutsche Norman din 5480. On ANSI splines actual O.D. of mating shaft will usually be smaller than shown as “nom spline O.D” below to allow for root clearance.