Hybrid push-to-connect fitting device, arrangement and method

摘要

A fitting body having an interior surface is provided with a tube stop extending radially inwardly thereof, and one or more nut connector assemblies provided as part of a packing arrangement comprising at least one sealing ring, a spacer gland and a fastening ring. The packing arrangement can further include a release pusher positioned on the radially inward side of the nut connector, wherein the release pusher is capable of axial insertion into the cavity of the head connector in order to lift teeth of the grip ring radially outwardly to permit insertion and removal of tubes to be connected via the center body.

主权项

1. A hybrid push-to-connect fitting, comprising:
a fitting body having an interior wall and an exterior wall, wherein the interior wall defines a cavity extending through the fitting along a fitting axis, a sealing ring compartment and a nut connector assembly compartment; at least one sealing ring positioned within the sealing ring compartment; a fastening ring having a base portion and teeth, wherein the base portion is positioned at least partially within the nut connector assembly compartment and has a radially outer edge in contact with the fitting interior wall; and a nut connector assembly positioned within the nut connector assembly compartment, the nut connector assembly comprising a nut connector threadedly secured to the interior wall of the fitting, wherein the nut connector has an outer surface having at least one groove formed therein, and a lock washer secured in the at least one groove.