Central Plastics Company

Richard E Springer

The present invention provides an improved metal to plastic pipe transition fitting. The transition fitting basically comprises a metal sleeve having a pair of metal pipe sections attached thereto and an annular groove within the interior thereof. A plastic pipe is disposed within the metal sleeve which extends through one of the metal pipe sections. The end of the plastic pipe within the metal sleeve includes a plurality of spaced plastic retention rings and a snap ring attached thereto and the snap ring is engaged within the annular groove in the metal sleeve. At least one O-ring is disposed between the retention rings on the plastic pipe and a metal stiffening insert is disposed within the end portion of the plastic pipe within the metal sleeve.

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Shawnee, OK, United States of America

Richard E Springer