Overfill Prevention Valve - X Series

FIG 9095X

The 9095X is a top-fill overfill prevention valve designed to prevent overfilling storage tanks by providing a positive shut-off during a pressurized fill.


*For use on clean liquids only. 


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Standard Features

Fill adaptor and shut-off mechanism are factory-assembled for ease of field installation

Straight female threaded adaptor facilitates valve installation to a precise set point

Minimum shut-off height is 1” from the tank top

Full flow to shut-off point, cushioned closure eliminates shock

Drop tube adaptor accepts 2” drop fill tubes (Morrison 419)

Integral pressure relief

Integral anti-siphon function

305C--2000 cap included with 1100 and 2200 models


Mechanical Test Mechanism

Verify the operation of the valve by activating the test mechanism at any time during the filling process

Available on all models


Construction Details

  • Direct fill adaptor is passivated aluminum
  • Remote fill adaptor is powder coated ductile iron & stainless steel
  • Shaft, linkage and hardware are stainless steel
  • Lower pipe nipple is e-coated steel
  • Body is passivated aluminum
  • Drop tube adaptor is passivated aluminum


Operational Criteria

Minimum 5 PSI flow requirements

Maximum operating pressure is 100 PSI

Maximum viscosity of 300 centistokes

A tight fill connection is required for the valve to operate

The estimated flow rate is 230 GPM at 10 PSI pressure drop 


Code Compliance

ULC-S661-10 listed, NFPA 30, 30A, UFC, IFC, PEI/RP 200, PEI/RP 600, Florida DEP EQ-858, and California EVR models available

Figure   Suffix   Size   Tank Opening Drop Tube Application


1100 AV 2" 4" No Generator base tanks with integrated spill container, Direct Fill


  6100 AV   2"   4" No Generator base tanks with integrated spill container, Remote Fill


  2200 AV   2"   4" Yes Low profile tanks; integrated spill container, Direct Fill


  6200AVEVR   2"   4" Yes Valve with female threaded top connection, Remote Fill, EVR approved


  2800 AV   2"   4" Yes General purpose and aviation, Direct Fill


  6800AVEVR   2"   4" Yes General purpose and aviationRemote Fill, EVR approved


  1000 AK           Mechanical test mechanism kit for 9095X


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