Models > DWFP12231

DWFP12231 (Type 0) DeWALT Nailer

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This is a manufacturer-approved replacement head valve and is sold independently. It controls the amount of air that enters the cylinder when the trigger is initiated. This action creates an imbalance...
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This is a genuine head valve for nailers and staplers. The head valve is responsible for controlling the flow of air to the cylinder. When the trigger is pulled, it creates an imbalance of pressure, w...
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Order now and your part arrives by Apr 9
This is an OEM piston ring and is sold individually. The seal allows pressure in the cylinder when the gun is engaged. The pressure pushes the piston down into the cylinder. This piston ring will dete...
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$6.51
This is an OEM replacement O-ring for a nailer, sold individually. This O-ring is what seals the cylinder to the housing of the gun and creates separation between the upper and lower air chambers. Due...
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This is an authentic OEM product which is designed for Bostitch, DeWALT and Porter Cable nailers and staplers. It provides a tight seal for the valve piston. Over time the material may wear down causi...
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This is an authentic OEM sourced replacement part designed for use with brad nailers. The piston/driver assembly is the part of the nail gun that drives the nail into the material that is being used. ...
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$13.35
This genuine OEM bumper in your nailer absorbs the impact and provides cushioning when the piston retracts after driving a nail. It is seated at the bottom of the nail gun cylinder. Due to the repeate...
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Order now and your part arrives by Apr 9
$6.51
This genuine OEM part is found in various models of staplers/nailers manufactured by Bostitch, Porter Cable, and DeWALT. An O-ring is a bendable part used between solid pieces, creating a seal which c...
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$6.51
This is an authentic Craftsman replacement part that has been sourced from the original manufacturer to be used with pneumatic nailers and staplers. The seal is used to prevent leaks between the head ...
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$6.51
This is a genuine OEM sourced part that is intended to be used with pneumatic nailers and staplers from Bostitch, Porter Cable, and DeWalt. The metal spring is used to provide compression between the ...
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This is an authentic manufacturer-sourced replacement component which is specially designed for use with staplers and nailers. It is generally utilized to provide an air-tight seal for the cylinder sl...
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This is an authentic replacement part manufactured for use with DeWalt brad nailers. The contact foot attaches to the trip assembly and is used to prevent marring on the material being fastened. This ...
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This is an OEM part sourced directly from the manufacturer. The spring pin is found in several models of nailers and staplers. This part is made of metal, and is used as a self-retaining fastener. ...
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Wayne
April 18, 2025
What do I need to fix a leaking gun after the piston stuck?
For model number DWFP12231
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Hi Wayne, Thank you for your question. If the piston was stuck and your nail gun is now leaking air, we recommend replacing the piston head valve, the piston ring, and the piston driver. We hope this helps!

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