

Air actuator piston engineered for back pressure regulator assemblies, helping maintain accurate pneumatic control and stable fluid pressure.
| Equipment | Compatibility Details |
|---|---|
| Graco 25R490 Medium Pressure Fluid Back Pressure Regulator | Direct OEM actuator piston component used within the 30:1 pneumatic regulator assembly. |
| Medium Pressure Back Pressure Regulator Systems | Designed for pneumatic fluid pressure control applications requiring accurate regulator actuation. |
The Graco 19Y810 Piston, Air, Actuator, Regulator, Bp is a genuine OEM pneumatic actuator piston used within Graco medium-pressure back pressure regulator assemblies. It converts air pressure input into controlled mechanical movement, helping maintain consistent fluid pressure regulation in industrial fluid handling systems.
Engineered for reliable operation in demanding processing environments, this actuator piston supports accurate regulator response, pressure stability, and long-term performance when installed in compatible Graco back pressure regulator equipment.
The 19Y810 actuator piston is used in industrial fluid handling and pressure management systems where controlled back pressure regulation is required. It plays a critical role in pneumatic regulator operation by helping maintain stable process pressure and consistent system performance.
Compatibility information is based on Graco medium-pressure back pressure regulator parts documentation identifying the 19Y810 piston for model 25R490 regulator assemblies.