Screw gauges. Limit ring thread "not go" gauges, cylindrical pipe thread diameter G1/8" - G3 1/2"
STANDARD published on 1.3.1963
Designation standards: STN 254185
Classification mark: 254185
Catalog number: 56150
Publication date standards: 1.3.1963
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Slovak technical standard
Category: Technical standards STN