Graco 167971 Piston Seal

Genuine Graco 167971 Piston Seal for maintaining proper pump pressure and preventing internal leakage.

OEM replacement seal
Supports smooth pump performance
Helps reduce fluid bypass and wear
Verify part number in your pump manual

$102.17

Based on 0 reviews

Description

Graco 167971 Piston Seal Replacement Part

The Graco 167971 Piston Seal is a genuine OEM sealing component used inside Graco pump assemblies to maintain proper piston pressure and prevent internal leakage. It ensures smooth pumping performance and reliable spray output.

Compatible Machines

Always verify your sprayer or pump parts manual to confirm it lists part number 167971 before ordering. This seal is commonly used in select Graco industrial and fluid-handling pump systems.

Graco pump assemblies listing part 167971
Graco paint and coating displacement pump models
Some Graco airless sprayer units using compatible piston pump modules

Product Details

Part Number	167971
Part Description	Piston Seal
Category	Graco Pump Sealing Component
Replaces / Alternative	Bedford 16-1184 (aftermarket equivalent)
Primary Function	Seals piston area to prevent fluid bypass and pressure loss

Key Benefits

Helps maintain proper coating and paint spray pressure
Reduces internal pump leakage and extends service life
OEM quality fit for reliable long-term performance
Smoother pumping performance and spray consistency

Installation Notes

Always depressurize system before servicing
Clean piston and cylinder walls before installing the new seal
Lubricate seal lightly for easier installation and proper seating
Test for leaks and verify spray pressure after reassembly

Frequently Asked Questions

It provides a sealed barrier around the piston to prevent coating or paint from bypassing, ensuring reliable pressure and spray performance.

Confirm that your Graco sprayer or pump parts manual lists part number 167971. If your pump uses a direct replacement such as Bedford 16-1184, this seal may also be compatible.

Replace the seal if you notice pressure loss, internal leakage, reduced spray output, or after major pump rebuild intervals recommended in your maintenance schedule.