UNI 6988-1971
Measuring instruments. Go screw plug gauges for ISO metric threads with nominal diameter above 1,5 to 50 mm and setting plugs for go and not go screw calliper gauges with nominal diameter above 1,5 to 18 mm.

Standard No.

UNI 6988-1971

Release Date

1971

Published By

IT-UNI

Latest

UNI 6988-1971

Scope

Example and table with designation. Material: for the calibrating end, see UNI 6997-71; for the handle, see UNI 7008-71.

UNI 6988-1971 history

• 1971 UNI 6988-1971 Measuring instruments. Go screw plug gauges for ISO metric threads with nominal diameter above 1,5 to 50 mm and setting plugs for go and not go screw calliper gauges with nominal diameter above 1,5 to 18 mm.