Multi Spring Seal MSO 10U Series & MSW 20U Series are multiple spring units developed for universal application. Their compact design makes them suitable for use in all types of Centrifugal pumps. As all parts are interchangeable, so Series MSO 10U can be converted to Series MSW 20U by changing only the seal ring and the elastomer.

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Applications:

Petrochemicals, Petroleum Refineries, General Chemicals & Light Hydrocarbons.

Seal Components/Face:
  • Carbon / Lecrolloy
  • Carbon / Ceramic
  • Carbon / Silicon Carbide
  • Silicon Carbide / Silicon Carbide
  • Tungsten Carbide / Tungsten Carbide
  • Secondary Seal : MSO 10U : Elastomers (‘O’ Ring)
  • Secondary Seal : MSW 20U : PTFE, GFT (Wedge)
  • Metal Parts: SS 304, SS 316, Hastelloy-C, Monel, Alloy-20
Seal Characteristics:
  • Single Acting
  • Unbalanced
  • Inside Mounted
  • Independent of Direction of Rotation
Operating Parameters
Shaft Dia 12 to 105 mm / 0.875 to 4.000 Inch
Pressure 10 Bars (max))
Temperature -60 to +180°C
Velocity Up to 20 m/sec
Diagram