Specification for threads for light gauge copper tubes and fittings.
STANDARD published on 31.12.1969
Designation standards: BS 61:1969
Publication date standards: 31.12.1969
The number of pages: 20
Approximate weight : 60 g (0.13 lbs)
Country: British technical standard
Category: Technical standards BS
Threads for use with tubes and fittings to BS 66 & 99, BS 1306 and BS 2871:Part 2, for which threads to BS 21 are not suitable or cannot be utilized due to the thickness being insufficient. Status: Confirmed