Screw gauges. Measuring parts for "not go" side of thread plug gauges. V-thread (angle between flanks = 80°)
NORM herausgegeben am 1.1.1961
Designation standards: STN 254342
Classification mark: 254342
Catalog number: 56187
Publication date standards: 1.1.1961
The number of pages: 3
Approximate weight : 9 g (0.02 lbs)
Country: Slovak technical standard
Kategorie: Technische Normen STN