Screw gauges. Reference gauges for "go" thread rings. Edison screw
STANDARD published on 1.7.1960
Designation standards: STN 254361
Classification mark: 254361
Catalog number: 56203
Publication date standards: 1.7.1960
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Slovak technical standard
Category: Technical standards STN