Screw gauges. Limit thread rings "not go" side. V-thread (angle between flanks = 80°)
NORM herausgegeben am 1.1.1961
Designation standards: STN 254350
Classification mark: 254350
Catalog number: 56193
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