Sub for tubing. Specifications
STANDARD published on 1.7.1980
Designation standards: GOST 23979-80
Note: WITHDRAWN
Publication date standards: 1.7.1980
The number of pages: 21
Approximate weight : 63 g (0.14 lbs)
Country: Russian technical standard
Category: Technical standards GOST
Implemented changes and corrections:
Amd. 10.85