Solid not go screw ring gauges. Trapezoidal screw threads diameter 8 - 100 mm
STANDARD published on 1.8.1987
Designation standards: STN 254090
Classification mark: 254090
Catalog number: 56086
Publication date standards: 1.8.1987
The number of pages: 4
Approximate weight : 12 g (0.03 lbs)
Country: Slovak technical standard
Category: Technical standards STN