Seal Support Systems

Dependent on the process and operating conditions, gas conditioning unit (GCU) modules can be added to the standard John Crane gas seal system to provide…

Expertise in the design, production and installation of gas seals is complemented by the ability to provide a comprehensive range...

The John Crane GCU Seal Gas Booster delivers differential pressure and gas flow across the seal faces to ensure the gas seals remain in optimum…

John Crane’s Seal Gas Recovery (SGR) System is designed to work with tandem seal installations to recover seal leakage and divert the gas stream for…

The GS 54 global standardized system is an optimized, pre-engineered design based on John Crane’s fluid control expertise and engineering excellence.

The Global Standardized Upstream Pumping Support System (GS USP) is an optimized, pre-engineered design based on John Crane’s fluid control expertise and engineering excellence.

The Global Standardized Upstream Pumping Support System (GS USP) is an optimized, pre-engineered design based on John Crane’s fluid control expertise and engineering excellence.

The GS 74 global standardized system is an optimized, pre-engineered design based on John Crane’s fluid control expertise and engineering excellence.

The GS 74 - Steam global standardized system is an optimized, pre-engineered design based on John Crane’s fluid control expertise and engineering excellence.

These reservoir-based seal support systems are designed for both API Plan 52 and 53A applications to support unpressurized and pressurized...

53B accumulator-based seal support systems utilize a bladder to maintain system pressure to pressurized dual seals and absorb barrier fluid...

Water-cooled heat exchangers may be applied where water is readily available. Heat exchangers may be packaged together with seal support...

Water-cooled heat exchangers may be applied where water is readily available. Heat exchangers may be packaged together with seal support...

Custom-engineered systems are available where compliance with specific customer requirements must be met. John Crane's extensive experience in project specification...

Stainless steel pressure vessels (with or without internal cooling coil) designed for general industry applications. These reservoirs provide buffer/barrier fluid...

Used to provide a clean, regulated gas supply to a dual unpressurized seal arrangement where the containment seal is dry...

A PG 74 (API Plan 74) system provides a clean, dry, regulated supply of pressurized barrier gas...

Used to detect and monitor leakage of the inboard seal, these seal support systems can detect liquid leakage (API Plans...

Safeunit is a complete monitoring and control solution for seals and seal water systems. Installing the Safeunit seal water system...

Smartflow intelligent seal water control system uses seal water only when the mechanical seal truly requires cooling. The purpose of...

The Smartflow IG intelligent seal water control system automatically controls seal water flow. It is designed to be used with...

Safeunit Ultima is specially designed to control seal water flow and pressure in extreme conditions. This makes it ideal for...

Used to detect and monitor leakage of the inboard seal, these seal support systems can detect liquid leakage (API Plans...

Portable units enable refilling of a seal reservoir or buffer/barrier fluid circuit while...

Cyclone separators are a device for removing particles from a seal flush line to protect the seal from the abrasive wear or clogging...

Stainless steel pressure vessels (with or without internal cooling coil) designed for general industry applications. These reservoirs provide buffer/barrier fluid...

Stainless steel pressure vessels (with or without internal cooling coil) designed for general industry applications. These reservoirs provide buffer/barrier fluid...

Used to detect and monitor leakage of the inboard seal, these seal support systems can detect liquid leakage (API Plans...

53C accumulator-based seal support systems utilize a piston to maintain system pressure to pressurized dual seals and absorb barrier fluid...

PL 54/55 lubrication systems provide a positive flow and pressure of pressurized or unpressurized barrier/buffer fluid to dual seals. This...

Water-cooled heat exchangers may be applied where water is readily available. Heat exchangers may be packaged together with seal support...

Air-cooled heat exchangers may be applied when cooling water is not available or required heat removal can be achieved with an...

Non-API gas control panel to filter, regulate and monitor gas supply to gas-lubricated pump seals....

An alternative to a mobile refilling unit, an automatic make-up unit adds buffer or barrier fluid to multiple systems as...

Plant seal water filtration system, maintaining clean water supply to improve the reliability mechanical seals and gland packing and also...