Trapezoidal Threads DWG Block for AutoCAD

Trapezoidal threads – Mechanic

Raw text data extracted from CAD file:

h h/2 h/2 de dm c f di b t a D1 f1 30° p r h h/2 h/2 de dm c f di b t a D1 f1 5 p r b = 1,866p f = 0.5p + a f1 = 0,5p + 2a – b t = 0.5p + a – b c = 0.341p