Screw gauges. Measuring parts for "go" side of thread plug gauges. Edison screw
STANDARD published on 1.7.1960
Designation standards: STN 254356
Classification mark: 254356
Catalog number: 56197
Publication date standards: 1.7.1960
The number of pages: 3
Approximate weight : 9 g (0.02 lbs)
Country: Slovak technical standard
Category: Technical standards STN