Screw gauges. Reference gauges for new thread rings with "go" side. V-thread (angle between flanks = 80°)
NORM herausgegeben am 1.1.1961
Designation standards: STN 254346
Classification mark: 254346
Catalog number: 56189
Publication date standards: 1.1.1961
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Slovak technical standard
Kategorie: Technische Normen STN