Graco 122787 Hub Cap

The Graco 122787 Hub Cap is a genuine replacement part designed to protect and cover the hose-reel hub on compatible Graco sprayers.

OEM Part Number: 122787
Durable metal construction
Used on Graco hose-reel assemblies

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Description

Graco 122787 Hub Cap Overview

Compatible Machines

Graco GMAX II 3900 / 5900 / 7900 (hose-reel versions) :contentReference[oaicite:0]{index=0}
ProContractor QuikReel hose reel assemblies :contentReference[oaicite:1]{index=1}
Premium & Pro-Contractor sprayers with built-in hose-reel hub :contentReference[oaicite:2]{index=2}

Product Details

The Graco 122787 Hub Cap is a genuine OEM replacement part designed to secure and protect the hose reel hub assembly on compatible Graco sprayers.

Part Type: Hub Cap / Cover
Material: Durable OEM-grade metal
OEM Part Number: 122787 :contentReference[oaicite:3]{index=3}
Replaces or covers the internal hub in Graco hose-reel assemblies :contentReference[oaicite:4]{index=4}

Why Use This Hub Cap?

Using the correct OEM hub cap ensures reliable protection of the hose-reel internals, maintaining smooth operation and reducing wear.

Helps seal out dust, debris, and contaminants.
Prevents damage to the hub mounting components.
Fits precisely with factory dimensions for secure mounting.
Simple to install and remove during maintenance.

Specifications

Part Number	122787
Application	Hub cover for reel-mounted sprayer assemblies
Material	OEM-grade metal
OEM / Genuine?	Yes, genuine Graco replacement

Frequently Asked Questions

The hub cap covers the internal reel-hub mechanism on Graco sprayers, sealing it from dust, debris or damage.

Yes — the 122787 is a genuine OEM Graco part, designed to match factory specifications. :contentReference[oaicite:5]{index=5}

It is primarily intended for Graco sprayers with hose-reel hub assemblies (e.g., GMAX II 3900/5900/7900, QuikReel). Confirm in your parts diagram before ordering. :contentReference[oaicite:6]{index=6}