Graco 17H831 Endurance Pump

The Graco 17H831 Endurance Pump is a durable Chromex® pump lower designed for long-lasting performance on large coating projects. Perfect replacement for Mark X Standard sprayers (2019 and newer).

Fits TexSpray Mark X Standard Series
Chromex® rod and hardened stainless cylinder
Rated up to 3,300 PSI for heavy coatings
Quick-service design for easy maintenance

Retail Price: $1965

You save: $314.4 (16.00%)

Our Price: $1650.6

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Description

Overview & Key Details

Compatible Machines

TexSpray Mark X Standard Series (2019 & Newer)

Product Summary

The Graco 17H831 Endurance Pump (Endurance Chromex® pump lower) is a heavy-duty replacement displacement pump engineered for long service life and quick, on-site maintenance. Built with a Chromex-treated rod and hardened stainless cylinder, it’s designed to handle high-production coating jobs while reducing downtime and total cost of ownership.

Key Features

Chromex® Rod for superior wear resistance and longer life.
Hardened Stainless Cylinder to withstand abrasive coatings.
Quick-service design (cartridge-style packings / easy intake access) to minimize downtime.
Consistent pressure & flow for smooth spray patterns on large surface areas.

Technical Specifications

Part Number	17H831
Pump Family	Endurance / Endurance Chromex pump lower
Max Working Pressure*	Up to ~3,300 psi (228 bar)
Fluid Outlet	1/2" NPT (F)
Fluid Inlet	1 5/16" UN (M)
Primary Materials	Chromex-treated rod, hardened stainless cylinder
Typical Coatings	Primers, acrylics/latex, elastomerics, block fillers (per machine rating)

Fit & Verification Tips

Confirm your sprayer is a TexSpray Mark X Standard model (2019 or newer).
Match the pump lower part number in your manual or on the existing pump label to 17H831.
Check thread sizes and manifold style against the specifications above.

Care & Maintenance

Flush thoroughly after each use; store with Pump Armor or compatible protectant.
Inspect packings and ball seats regularly; replace cartridge components as needed.
Keep suction screens clean to prevent cavitation and premature wear.

Frequently Asked Questions

It’s specified for the TexSpray Mark X Standard Series (2019 & newer). For other trims or years, confirm your manual’s pump-lower part number before ordering.

Common architectural and protective coatings (primers, acrylics/latex, elastomerics, block fillers) within the limits of your sprayer’s rating. Always check viscosity and tip size guidance from the sprayer manual.

Match the pump-lower part number (17H831) in your sprayer’s parts diagram, verify the outlet/inlet thread sizes, and confirm your machine trim/year (Mark X Standard, 2019+).

Depressurize and flush the system, follow the manual’s torque specs, replace seals/packings as a set, and leak-test at low pressure before resuming full operation.

Hard priming, pulsation, loss of pressure, persistent leakage past packings, or visible scoring on the rod/cylinder even after standard maintenance.