Graco 15K794 Pr70 Piston, Air Cyl, 4.5 I.D., Pr75S

Name: Graco 15K794 Pr70 Piston, Air Cyl, 4.5 I.D., Pr75S
Brand: Graco
SKU: 15K794
Price: 185.00 USD
Availability: InStock

OEM Graco **PR70 Piston (4.5″ I.D.) PR75S** — piston for larger air cylinder assemblies.

$185

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Compatible Machines / Systems

Graco PR75S pneumatic cylinders requiring 4.5″ I.D. pistons
Pneumatic systems where a larger air cylinder piston is specified :contentReference[oaicite:7]{index=7}

Manufacturer	Graco
Model Number	15K794
Type	Air Cylinder Piston
Center Section Material	Metal piston
Port Size	4.5″ internal diameter
Air Inlet	N/A
Wetted Material	Metal piston body
Compatible Media	Compressed air in pneumatic cylinder use

This piston fits inside a 4.5″ I.D. air cylinder (such as PR75S) to drive pneumatic actuation. :contentReference[oaicite:8]{index=8}

Yes — this is a genuine Graco piston designed to fit specified air cylinder sizes. :contentReference[oaicite:9]{index=9}

Ensure your air cylinder internal diameter matches 4.5″ for correct fit and movement efficiency. :contentReference[oaicite:10]{index=10}

This piston only sees compressed air inside pneumatic cylinder use — no liquid media. :contentReference[oaicite:11]{index=11}

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