GRACO Piston Seal - (SKU: 178226)The GRACO 178226 is a piston seal designed for use in GRACO hydraulic equipment, such as sprayers and line stripers. Its material is not explicitly specified in available documentation, but typical GRACO piston seals are made from durable elastomers or engineered plastics for reliable sealing and long service life. The seal is intended to prevent fluid leakage and maintain hydraulic pressure within the piston assembly. Key Features: Piston Seal 178226

Using genuine GRACO lock washers ensures proper fit

It is a precision-engineered component intended to control and meter fluid flow in lubrication and dispensing systems

Ensure the tip is securely fastened before use

Mechanical tension/compression component

Ensures efficient fluid delivery

75 x 100 mm (thread size and length as referenced in manuals)

The GRACO 165188 EMBLEM is a small

Keep the reel clean and free from debris to maintain performance

Designed for secure locking or swinging function

particularly in environments requiring precise and reliable fluid control

Position the label in a visible location for easy reference during operation and maintenance

Use appropriate fittings and seals for the intended application