Graco 189289 Seat Ball

The Graco 189289 Ball Seat is a precision sealing component designed to maintain efficient check-valve performance.

OEM Graco replacement part
Prevents backflow and pressure loss
Durable construction for long service life
Used in diaphragm pump systems

$215.69

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Description

Graco 189289 Ball Seat — Precision Valve Sealing Component

✔ Compatible Machines

Graco Husky 1590
Graco SaniForce 1590

Overview

The Graco 189289 Ball Seat ensures proper sealing within pump check-valve assemblies, helping maintain stable pressure and efficient fluid movement.

Key Features

Part Number	189289
Use	Check valve sealing
Design	Precision-machined seat
Application	Industrial diaphragm pumps

Installation & Usage Tips

Inspect mating surfaces before installation.
Always pair with compatible check balls.
Replace if sealing surface shows wear.

Frequently Asked Questions

Yes, worn seats can reduce pressure and efficiency.

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