Graco 620840 Packing, Nut, Throat

The Graco 620840 Packing Nut Throat secures packing in fluid systems to maintain leak‑free operation and consistent pressure.

OEM packing nut throat
Ensures tight sealing
Durable and precise

Retail Price: $126.5

You save: $2.21 (1.75%)

Our Price: $124.29

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Description

Secure Packing Nut Throat for Fluid Sealing

Compatible Machines

Compatible Graco Systems
Graco pumps and high‑pressure sealing assemblies
Fluid line systems requiring packing support

Overview

The Graco 620840 Packing Nut Throat provides a secure lock for packing materials, helping prevent leaks and maintaining system integrity under pressure.

Key Features

OEM packing nut component
Ensures tight packing seal
Durable and long‑lasting
Supports leak‑free performance
Easy installation

Frequently Asked Questions

It holds packing material in place and helps maintain a proper seal in fluid systems.

Yes — official Graco packing nut throat component.

Inspect during routine maintenance or if leaks are noticed.

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Graco 620840 Packing, Nut, Throat

Secure Packing Nut Throat for Fluid Sealing

Compatible Machines

Overview

Key Features

Frequently Asked Questions

ADDRESS

INFORMATION

YOUR ACCOUNT

Graco 620840 Packing, Nut, Throat

Secure Packing Nut Throat for Fluid Sealing

Compatible Machines

Overview

Key Features

Frequently Asked Questions

What does a packing nut throat do?

Is this an OEM part?

How often should I check it?

ADDRESS

INFORMATION

YOUR ACCOUNT