Single Cartridge Seal: RPW-125

HydroMax Seal RPW-125 | Multi-Spring Single Cartridge Seal with Flush, Quench & Drain Ports

The RPW-125 is a multi-spring, hydraulically balanced single-cartridge mechanical seal designed for robust and efficient sealing in rotating equipment with parallel shafts. Engineered with shrink-fitted seal faces and O-ring secondary seals, this seal is equipped with flush, quench, and drain environmental ports, along with a restriction bush for enhanced seal chamber control.

Factory assembled and tested, the RPW-125 offers reliable performance across a wide range of industrial applications.

Product Description

Design Features

  • Hydraulically balanced cartridge seal for stable operation
  • Multi-spring configuration ensures even face loading
  • Flush, quench, and drain ports for API-compatible environmental control
  • Set screw driven for positive shaft engagement
  • Shrink-fitted seal faces with O-ring secondary sealing
  • Restriction bush included for pressure management
  • Supplied factory assembled and performance-tested

 

Technical Specifications

  • Seal Shaft Sizes:
    20mm – 100mm (1.000″ – 4.000″)
  • Inboard Seal Face Combinations:
    Car/TC, Car/SiC, TC/TC, TC/SiC, SiC/SiC
  • Gasket Options:
    GFT, AF1
  • Elastomers:
    Viton, ERP, Aflas, Kalrez
  • Shaft Speeds:
    up to 20 m/s
  • Pressures:
    up to 20 Barg – Shaft Size Specific
  • Temperatures:
    up to 110°C (230°F)

WARNING:
The safe seal performance characteristics listed above are typical for each variable considered independently. Do not exceed the upper limits of speed, pressure, and temperature at the same time.

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