Graco 246428 Endurance Pump
5/5
(1 review)
$345.87
$405.00
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In Stock
Durable Graco 246428 Endurance Chromex Pump designed for long life and smooth performance. Perfect OEM replacement for popular Graco sprayers.
- Max Pressure: 3,300 PSI
- Material: Chromex rod & stainless steel cylinder
- Inlet: 1-1/4" (Male UNF)
- Outlet: 1/4" (Female NPT)
- Fits: Ultra 390, Ultra Max 395, 490, 495, 595 & GMAX 3400
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Genuine OEM Part
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Graco 246428 Endurance Chromex Pump – Durable Replacement Pump
Graco 246428 Endurance Pump is a high-performance replacement pump designed for superior durability and long service life. Built with a Chromex rod and hardened stainless steel cylinder, it ensures reliable performance even in tough spraying conditions. Ideal for professional contractors seeking consistent spray quality and minimal downtime.
Key Features:
- Chromex Rod for extended wear resistance
- V-Max Blue packings for long-lasting sealing performance
- Hardened stainless steel cylinder for maximum durability
- Maximum Working Pressure: 3,300 PSI
- Fluid Inlet: 1-1/4" (Male UNF)
- Fluid Outlet: 1/4" (Female NPT)
Compatible Machines:
This Endurance Chromex Pump fits the following Graco airless sprayers:
- Graco GMAX 3400 (Standard Series, 2005 and newer)
- Graco Ultra 390
- Graco Ultra Max 395
- Graco Ultra Max II 490
- Graco Ultra Max II 495
- Graco Ultra Max II 595
- Graco LineLazer 3400
Technical Specifications:
| Part Number | 246428 |
|---|---|
| Material Type | Chromex Rod / Stainless Steel Cylinder |
| Maximum Working Pressure | 3,300 PSI (22.7 MPa) |
| Fluid Inlet | 1-1/4" (Male UNF) |
| Fluid Outlet | 1/4" (Female NPT) |
| Application | Replacement Pump Assembly |
Frequently Asked Questions
246428 Endurance Pump features a Chromex rod and V-Max Blue packing system which provide longer life and higher resistance to abrasive materials compared to standard steel pumps.
Yes, installation is straightforward and requires only basic tools. Always refer to your sprayer’s service manual for guidance and ensure the unit is depressurized before starting replacement.
It is designed primarily for GMAX 3400 (2005 and newer) and compatible Ultra Max II models. For older sprayers, compatibility should be verified by checking thread size, stroke length, and mounting dimensions.
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Charles T.
Grabbed one of these on a recommendation, and for the 246428 Endurance Pump (Part #246428) and installation took less than ten minutes. No issues at all - does exactly what it should.
