DIN 7631
For DIN 7631, region of origin is German Connections; thread type (tapered or parallel) is straight metric thread; seat or flare angle is 60°; seal method is The male connector has a straight metric thread with a 60° angle on the recessed cone. The female has a straight thread with a seat that is a tapered nose. The contact of the cone of the male and the tapered nose of the female flareless swivel is where the seal takes place, recorded from its source on 2026-08-13.
- Connection type
- DIN 7631 verified
- Governing standard
- DIN 7631 verified
- Region of origin
- German Connections our reading
- Thread type (tapered or parallel)
- straight metric thread verified
- Seat or flare angle
- 60° verified
- Seal method
- The male connector has a straight metric thread with a 60° angle on the recessed cone. The female has a straight thread with a seat that is a tapered nose. The contact of the cone of the male and the tapered nose of the female flareless swivel is where the seal takes place. verified
Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.
What the source says
DIN 7631 series is a common metric-style connection in hydraulic systems. The male connector has a straight metric thread with a 60° angle on the recessed cone. The female has a straight thread with a seat that is a tapered nose. The contact of the cone of the male and the tapered nose of the female flareless swivel is where the seal takes place.
— brennaninc.com, retrieved 2026-08-13
Source
- brennaninc.comhttps://brennaninc.com/connection-types/