Hoffman Specialty Thermodisc Drain Valve Model 656A

Bell & Gossett : Steam Specialties : Valves

  • Automatically removes water from compressed air tanks, air separators and after-coolers
  • Freeze protection
  • Replaceable disc and seat for easy service
  • Only one moving part—reduces wear
  • Capacities to 1400 lbs./hr. (635 kg/hr.)
  • Maximum temperature 750°F (399°C)
  • Maximum pressure 600 psig (41.4 bar)
  • 1⁄2″ NPT

Part No. 400805

Catalog Pages

    General Selection Tools:

    • ESP-PLUS for B&G Centrifugal Pumps, Booster Pumps, Pump Accessories, and Air Separator
    • ESP-PARTS for replacement parts selection
    • CAD Drawings for 2D and 3D dimensional drawings in many formats

    Heat Exchanger Product Selection

    Steam + Water Pressure Reducing Values

    Sizing Tools:

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    Consult your local Bell & Gossett Representative for additional assistance.

    Bell & Gossett is a leading manufacturer of pumps, valves, heat exchangers, and accessories for plumbing, wastewater, and HVAC—including steam and heat transfer—applications. To build and operate an efficient water system, you need both the right products and experts who know the application. Here, you can access Bell & Gossett’s trusted network of partners who have the experience you need to get the job done right.

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