
Piping and fittings. Round plain washers with round seat
STANDARD published on 1.12.1984
Designation standards: STN 131540
Classification mark: 131540
Catalog number: 53056
Note: WITHDRAWN
Publication date standards: 1.12.1984
Approximate weight : 12 g (0.03 lbs)
Country: Slovak technical standard
Category: Technical standards STN