Screw gauges. Reference gauges for ring thread "not go" gauges. Cylindrical pipe thread diameter G1/8" - G3 1/2"
NORM herausgegeben am 1.3.1963
Designation standards: STN 254186
Classification mark: 254186
Catalog number: 56151
Publication date standards: 1.3.1963
The number of pages: 3
Approximate weight : 9 g (0.02 lbs)
Country: Slovak technical standard
Kategorie: Technische Normen STN