STAS 1919-1968 Tolerance and calibration system of SYAS system. Single/unified bore diameter for internal combustion engine cylinders in sizes from 1 to 500mm, precision level 1
1968STAS 1919-1968 Tolerance and calibration system of SYAS system. Single/unified bore diameter for internal combustion engine cylinders in sizes from 1 to 500mm, precision level 1