Soldered mechanical engineering screwings. Heavy socket screwings with flat sealing
NORM herausgegeben am 19.6.1959
Designation standards: ČSN 137781
Classification mark: 137781
Catalog number: 6444
Publication date standards: 19.6.1959
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Czech technical standard
Kategorie: Technische Normen ČSN