Union nut for cutting ring, tube 30 S, stainless steel 1.4571

In use, the union nut presses the cutting ring onto the cone of the stud as it is tightened and so holds the tube in the coupling. This version is listed with tube connection 30 S (M42x2). Decisive for the selection is a working pressure of 400 bar. In addition the data give heavy series.

Benefits

• Matches tube 30 S (M42x2) of the heavy series, so the nut fits the cone of the matching stud.
• Available as a single part, so a damaged nut can be replaced without changing the whole coupling.
• For working pressures up to 400 bar in this size.
• Temperature range -60 to +400 °C, made of stainless steel 1.4571.
• The hexagon allows tightening with an ordinary open-ended spanner, no special tool is needed.

Applications

When assembling a line 30 S (M42x2) the nut draws the cutting ring in and cuts it into the tube.

Standards and conformity

The stated temperature range -60 to +400 °C applies to the version in stainless steel 1.4571. An elastomer seal narrows it.