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Graco 158776 O-Ring Packing

Ensure leak-free performance with the Graco 158776 O-Ring Packing, designed for high-pressure spray systems. Durable, chemical-resistant, and easy to install.

Material: Viton® for chemical and heat resistance
Fits Graco TexSpray Mark IV, Reactor 2, H-XP2, H-XP3
Reliable sealing for packing nuts and pistons
High-pressure tolerance up to 5000 psi

$19.9

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Description

Reliable Sealing Solution for High-Pressure Graco Sprayers

The Graco 158776 O-Ring Packing ensures leak-free performance in industrial and professional spray systems. Crafted from durable, chemical-resistant Viton®, it maintains optimal pressure and reduces maintenance intervals in high-demand applications.

Compatible Machines

Machine Type	Model
Airless Sprayers	Graco TexSpray Mark IV
Polyurethane / Foam Systems	Graco Reactor 2
High-Pressure H-Series Machines	Graco H-XP2, H-XP3

Key Features

Durable Viton® material resists chemicals and high temperatures
Easy installation and replacement
Reliable seal for packing nuts, pistons, and manifold ports
Reduces downtime and ensures consistent flow

Technical Benefits

High-pressure tolerance up to 5000 psi
Low friction for efficient pump operation
Prolongs service intervals with minimal wear
Maintains fluid integrity for consistent spray quality

Frequently Asked Questions

Compatible with solvent-based, waterborne, and polyurethane coatings. Resistant to acids, polyester resins, and UV exposure.

Check your machine's parts manual or exploded-view diagram for part number 158776. Contact an authorized Graco dealer if unsure.

Standard inner diameter: 23.68 mm; cross-sectional diameter: 3.53 mm. Fits legacy systems and standard metric sealing grooves.

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