Graco 257146 Pump Replacement

The Graco 257146 Pump Replacement is a genuine OEM fluid section designed for IronMan sprayers, ensuring restored performance and pressure consistency.

Fits IronMan 300E (256655)
Fits IronMan 500G (256790)
OEM quality for durability and safety
Ideal for fixing low pressure or pump wear

List Price: $2100

You save: $336 (16.00%)

Sale Price: $1764

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Description

Overview: Graco 257146 Pump Replacement (Fluid Section)

Compatible Machines

IronMan 300E (Model 256655)
IronMan 500G (Model 256790)

What is the Graco 257146 Pump Replacement?

The Graco 257146 is an OEM fluid section (pump) assembly designed to restore pressure and flow on compatible Graco IronMan series sprayers. It replaces the worn internal pump components so your sprayer maintains consistent output, proper priming, and factory-rated performance.

OEM quality: Direct-fit replacement for reliability and safety.
Complete fluid section: Replaces the critical high-pressure pumping module.
Performance restoration: Resolves low pressure, pulsation, and leakage caused by wear.

Specifications & Details

Part Number	257146
Type	Fluid Section / Pump Replacement (sometimes referenced as “Fluid Pump E”)
Series Compatibility	IronMan series (see list above)
Included	Factory-assembled pump section (use your sprayer’s manual to confirm included seals/fasteners)
Origin	Genuine Graco OEM component

When Should You Replace the Pump?

Chronic pressure loss or inability to reach spray pressure
Visible fluid leaks from the pump section
Pulsation, surging, or poor atomization despite clean filters/tips
Excessive wear on piston/cylinder components noted during service

Frequently Asked Questions

Yes. It is compatible with IronMan 300E (256655) and IronMan 500G (256790). Always verify your exact model/serial and pump style before ordering.

257146 is the fluid section (pump) assembly. If you only need seals, check your sprayer’s parts list for the correct packing/seal kit number instead.

Basic hand tools typically suffice. Follow Graco service steps: perform the pressure-relief procedure, disconnect power, remove the old section, transfer any required fittings, torque fasteners to spec, then prime and test for leaks.

In many cases, yes—if caused by internal pump wear. Also check and clean filters, confirm tip size is within spec, and rule out suction/air leaks or worn packings.

The confirmed fit is for IronMan 300E and IronMan 500G. For other models, consult the official parts list or contact support with your sprayer’s model and serial number.