The SPW682-123 is a single cartridge mechanical seal with integral inboard floating restriction bush in the gland plate and and an outboard floating restriction bush. The seal is designed in compliance with API682 seal specification, as employed in the Oil & gas sector.

The innovative stationary seal design is offered as a complete cartridge mechanical seal solution and is designed for API Plan23 arrangements on API610 V8 onwards process pumps.

Design Features include;

• Flush orifice for Plan 23 systems.
• Quench and Drain orifices for Plan 62
• Large Seal port orifices - 1/2" NPT.
• Directed fluid circulation around the inboard faces via an integral deflector built into the seal gland.
• Radial clearances between rotary and stationary components conforming to the best practice requirements of API682.
• Monolithic seal faces for improved high temperature performance
• Stationary seal design with self-aligning stationary seal face. ideal for high speed applications,
• Multi-spring design.
• Used in conjunction with the Reliability seals Plan 23 Heat Exchanger system