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Picture of Model 362
Picture of Model 362

Model 362 Excess Flow Check Valve


  • 45 deg. deflector available for valve outlet
  • Choice of materials/rugged constructio
  • Removable seat
  • AAR Approval Number: E162105
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Body Carbon Steel
Plug Carbon Steel
Seat Carbon Steel

MGM model 362 Excess Flow Check Valve (2”) is AAR approved for use on railroad tank cars. Primary application is on a pressurized tank car cover plate assembly. Its purpose is to close and prevent the loss of product from the car should a valve above the flange fitting (e.g. the top loading valve) be sheared off during a rollover or other accident.

MGM model 362 Excess Flow Check Valves are float style with a removable seat and are welded to the inside of the cover plate under the liquid & vapor loading/unloading valves.

MGM model 362 Excess Flow Check Valves have been tested in accordance with PROC-10 MIL-STD 45662A and ANSI/ASME MFC-9M. Valve closing rates of 66 GPM of water (93 GPM of Propane) as tested in the vertical position.

Materials of construction include Carbon Steel, Stainless Steel or other exotic metals (please specify).