Union nut for cutting ring, tube 8 S, NC clamping ring 1.4571

As a union nut the article presses the cutting ring onto the cone of the stud as it is tightened and so holds the tube in the coupling. The data sheet gives a working pressure of 500 bar. This version is listed with tube connection 8 S (M16x1.5). Material stainless steel 1.4571 is listed for this version. Also stated are heavy series and clamping system NC clamping ring.

Benefits

• Matches tube 8 S (M16x1,5) 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 500 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 8 S (M16x1,5) 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.