NA 152
DIN Standards Committee Technical Fundamentals
Standards
[Withdrawn]
DIN 2999-4
DIN 2999-4
Pipe threads for tubes and fittings; sizes for taper screw limit plug gauges for parallel internal thread
Title (German)
Whitworth-Rohrgewinde für Gewinderohre und Fittings; Kegelige Gewinde-Grenzlehrdorne zur Lehrung des zylindrischen Innengewindes; Baumaße