Single Cartridge: SPW682-132

Single Cartridge: SPW682-132
Single Cartridge: SPW682-132
Single Cartridge: SPW682-132
Single Cartridge: SPW682-132
Single Cartridge: SPW682-132

Single Cartridge: SPW682-132

The SPW682-132 is a single cartridge mechanical seal with multi-port flush ring in the gland plate and external segmented and 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 Plan32 arrangements on API610 V8 onwards process pumps.

Design Features include;

  • Multi-Port Flush orifice for Plan 32 systems. Important: The flush orifice provides a "shower" of clean, cooling and lubricating fluid to the inboard seal faces when used with process liquids containing suspended particles.
  • Quench and Drain orifices for Plan 62 or 52. Steam/buffer fluid is directed to the inboard faces via an integral deflector built into the seal gland.
  • Large Seal port orifices - 1/2" NPT.
  • Gland plate with multi-port flush ring
  • 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 with springs out of the process fluid.
  • Unique double outboard restriction bush arrangement; Segmented bush and Floating restriction bush combo for outstanding performance.
  • Used in conjunction with the Reliability seals Plan 32 kit including Pressure Gauge, Valves, Flow Meter and Strainer.
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Supply/Design Characteristics
Seal Shaft Sizes
System Vessel Size
12L and 28L
Inboard Seal Face Combination
TC/TC - Car / TC - Ant.Car/RB SiC
Outboard Seal Face Combination
Spiral Wound S/S, Graphite
Secondary Sealing
Viton, Alfas, ERP, Kalrez
Inboard Wetted Parts
316 S/S
Shaft Speeds
upto 4,000rpm
up to 40 Barg
Used in conjunction with a Plan 32 piping system
Pipework & Fittings
up to 150deg C

The SPW682-132 is an innovative stationary seal, designed in conformance with requirements of API682.

The seal also incorporates best practice features, as detailed in our technical blogs and white papers.