The “DP” tubing hanger is a mandrel type hanger with an extended neckthat has been prepared to receive “T” configuration seals. The hanger has porting connecting the bottom of

the hanger to exit ports between “T” seals on the hanger neck. This porting is used to connect

down hole control lines to apter.

The upper seal may be plastic packed through ports in the adapter and in the case of more control line the seals between the control line ports may also be plastic packed

The hanger pack-ergized by means of lock screws in the tubing head.

These hangers are available in all tubing sizes and are used in “S” or “SL” all purpose heads.