IS 7859 : 1975 Gauge Allowances and Manufacturing Tolerances for Plain Gauges for Inside Measurements for ISO Fit Sizes (nominal size up to 500 mm)

1 Scope

Lays down the gauge allowances and manufacturing tolerances forplain cylindrical and flat plug gauges and spherical ended plainplug gauges for Internal dimensions (holes) for ISO fit sizes up to500 mm nominal size.