Graco 17H873 Pump Cylinder

Constructed with MaxLife wear-resistant materials for superior durability.
Restores factory grade performance and spray consistency.
Compatible with pump assembly 17H835 for precise fit and long service life.
Perfect for high-volume texture and paint spraying applications.

Retail Price: $947

You save: $265.16 (28.00%)

Our Price: $681.84

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Description

Graco 17H873 - Detailed Overview, Specs & Compatibility

Compatible Machines

TexSpray Mark X ProContractor
TexSpray 7900 HD ProContractor

What is the Graco 17H873 Pump Cylinder?

Graco 17H873 Pump Cylinder is the hardened MaxLife fluid cylinder (the chamber where the piston cycles) for high-duty texture and coating applications. It restores factory performance and pressure control when the original cylinder is worn, and it’s engineered to pair with the Endurance MaxLife components in pump 17H835.

Key Benefits

OEM fit and finish for reliable performance.
Wear-resistant MaxLife design for longer service life with abrasive materials.
Maintains spray consistency and pressure on Mark X ProContractor and 7900 HD ProContractor.

Specifications

Part Number	17H873
Used In Pump	17H835 Endurance MaxLife (for TexSpray Mark X ProContractor / TexSpray 7900 HD ProContractor)
Component Type	Fluid section cylinder (pump body), MaxLife wear-resistant design
Typical Symptoms Replaced For	Loss of pressure, internal scoring, premature packing wear, pulsation under load
UPC	755652851035
Notes	Install with matching piston/packings per the 17H835 pump manual

What’s Included

1 × 17H873 cylinder (fluid section body)
Other pump parts sold separately

Often Used With

Packings/Seals (V-packings per pump spec)
Piston/valve components for 17H835
Check ball (e.g., 17R047) — verify your exact pump/version

Frequently Asked Questions

Yes. 17H873 is the OEM cylinder used in pump 17H835, which is specified for the Mark X ProContractor series.

Yes, when used with the correct 17H835 pump assembly and matching seals/packings.

No. Current parts listings do not show 17H873 for the GMAX II 5900 HD. Check your exact model’s breakdown to confirm the correct cylinder.

Best practice is to replace packings/seals, inspect the piston rod and valves, and install a fresh check ball as specified in the 17H835 pump manual.

Match your sprayer model and pump assembly number. For these units, the cylinder pairs with pump 17H835. When in doubt, confirm against your parts list.