Graco 189640 Valve Seat

The Graco 189640 Seat Valve provides reliable check‑valve sealing to control fluid direction and minimize backflow.

OEM seat valve
Ensures tight fluid sealing
Durable for industrial use
Fits multiple Graco diaphragm pumps

Retail Price: $89.25

You save: $7.4 (8.29%)

Our Price: $81.85

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Description

Graco 189640 Seat Valve for Diaphragm Pumps

✔ Compatible Machines

Graco 1590 diaphragm pumps
Graco 2150 diaphragm pumps
Graco 515 AODD pumps

Overview

The Graco 189640 Seat Valve is designed to provide consistent and leak‑free sealing in pump check‑valve assemblies, helping maintain efficient fluid flow and prevent reverse flow in diaphragm pump systems.

Key Features

Part Number	189640
Component Type	Seat valve
Material	High‑quality alloy
Pump Series	1590, 2150, 515 AODD

Installation & Usage Tips

Install with correct orientation to ensure proper sealing.
Inspect sealing surfaces for wear during maintenance.
Replace if leakage or valve wear is observed.

Frequently Asked Questions

It helps control fluid direction and prevents backflow in pump check‑valve assemblies.

Yes, engineered for standard industrial pump pressures.

Installation is straightforward when alignment and orientation are correct.

Inspect during regular maintenance and clean or replace when wear is visible.

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