API Plan 23 Cooled Flush, Recirculated through Seal Chamber

Swagelok Alabama | Central & South Florida | West Tennessee Services Mechanical Seal Support Systems Process Side Plans (Kits & Assemblies) API Plan 23 Cooled Flush, Recirculated through Seal Chamber

API Plan 23 utilizes a circulation device, typically a pumping ring, to route the fluid from the seal chamber through a cooler before returning the cooled fluid to the seal chamber. A throat bushing isolates the cooled seal chamber flush fluid from the hotter pumped liquid.

Plan 23

API Plan 23
Kit components shown solid and include some optional components.

This plan:

Provides an isolated cooled flush fluid in the seal chamber
Reduces cooler duty due to isolated flush fluid, extending the life of the close-clearance throat bushing

Plan 23 is available as a kit of components ready for field assembly. Kit contents may include:

Swagelok tube fittings
Pipe fittings
V series 2-valve manifold
63 series ball valves
Bimetal thermometer
TTW series thermowell tee
PGI series gauges
Tubing Pressure transmitter
Heat exchanger
Heat exchanger stand
Pipe nipple

See page 23 of the Mechanical Seal Support Systems Application Guide for additional details and ordering information. Contact us for information on optional components.