Graco 287878 Pump Intake Valve

The Graco 287878 Pump Intake Valve ensures smooth fluid flow and proper suction for your sprayer. Designed for durability and OEM precision, it’s essential for maintaining consistent pump performance.

OEM Part: Graco 287878
Fits: TexSpray Mark IV Standard & ProContractor
Replaces: Worn intake housing to restore suction
Used on Pumps: 253056, 17H832, 17H828, 16X428, 16X418

Retail Price: $107

You save: $8.88 (8.30%)

Our Price: $98.12

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Description

Graco 287878 Pump Intake Valve — Overview & Compatibility

Compatible Machines

TexSpray Mark IV (series using this intake housing)
TexSpray Mark IV Standard
TexSpray Mark IV ProContractor

Quick Specs

OEM / Part No.	Graco 287878 (Pump Intake Valve / Intake “Foot” Housing)
Function	Holds the ball & seat on the intake side of the pump; ensures one-way fluid flow into the fluid section.
Used on Fluid Sections*	253056, 17H832, 17H828, 16X428, 16X418
Category	Airless sprayer pump parts / intake hardware

Key Benefits

OEM fit & sealing for reliable intake flow and priming.
Restores performance when the original intake housing is worn or damaged.
Durable construction for high-pressure, professional spraying.

What’s Included

287878 Intake Valve Housing (intake “foot”).

Installation Tips

Verify your pump/fluid-section number (e.g., 16X418, 17H832) matches the compatible list.
Clean the pump inlet and check seat/ball for wear; replace as a set when possible.
Torque to spec per the Graco service manual; use compatible thread sealant if required.
Prime with clean solvent/coating and check for steady suction (no air ingestion).

Frequently Asked Questions

It fits Mark IV units that use a compatible fluid section (e.g., 253056, 17H832, 17H828, 16X428, 16X418). Check your sprayer’s pump/fluid-section number to confirm.

Hard or slow priming, pulsation at the gun, loss of suction, and visible wear/pitting in the intake seat area. Also inspect the ball & seat for flat spots or corrosion.

It’s highly recommended to service ball & seat together with the intake housing for best sealing and durability.

Yes, 287878 is an OEM Graco intake valve housing designed for specific Graco fluid sections/pumps.

Locate your sprayer’s fluid-section (pump) number on the pump body or parts list. If it matches one listed above, 287878 is correct. When unsure, check your model’s parts manual or contact support with your serial number.