CCSC Petroleum Equipment LTD CO
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Double Packoff Flange - “DSPF” Packoff Flange

Double Packoff Flange - “DSPF” Packoff Flangeis often used in the oilfield when drilling, The double packoff flange provides double" P" seal for sealing the casing.

The double packoff flange also used as an intermediate crossover flange when a restricted area ring gasket is used in the smaller diameter top groove. When a crossover is used, the top connection can be exposed to a higher pressure than the original rated working pressure. The double molded elastomer P seals are energized by injected the high pressure grease.

double studded packoff flange

CCSC has many sizes and pressure ratings "DSPF" used for drilling applications.

Avalability Specification

Working pressure 2000PSI-20000PSI
Material class AA –HH
Specification class PSL1-PSL4
Performance class PR1-PR2
Nominal Size 7" - 21-1/4"
Internal casing size 5-1/2" - 13-3/8"