Graco 16H461 Pressure Relief Valve Kit
$132.13
$151.00
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This replacement kit restores proper priming and pressure-relief function on Graco sprayers that use the fine-finish prime/spray valve system.
- OEM pressure-relief/prime valve kit
- Ensures safe system depressurization
- Matches original valve housing specifications
Quantity
Genuine OEM Part
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Graco 16H461 Pressure Relief Valve Kit
Compatible Machines
This Graco 16H461 Pressure Relief Valve Kit fits machines that use the fine-finish adjustable prime/spray valve system.
- Models using Fine-Finish Adjustable Prime/Spray Valve assembly
- Sprayers requiring prime valve retainer protrusion specification of approx. 0.175 inch
- Machines originally equipped with valve kit versions matching 16H461
- Units interchangeable with kit version 16H119 depending on revision
Product Overview
The Graco 16H461 Pressure Relief Valve Kit is an OEM replacement designed to restore proper priming and pressure-relief performance. It maintains system safety by releasing internal pressure before servicing or cleaning. This kit includes the components required to replace worn or leaking valve elements and ensure stable prime/spray operation.
Features
- OEM pressure relief/prime valve replacement
- Ensures correct system depressurization during priming and servicing
- Matches factory thread, housing, and valve-retainer specifications
- Supports smooth switching between prime and spray modes
Installation Notes
- Always perform the pressure-relief procedure before servicing
- Remove old valve using a 13/16 inch deep socket
- Apply thread sealant to valve housing before installation
- Confirm valve-retainer protrusion of approximately 0.175 inch after tightening
Frequently Asked Questions
This kit replaces the pressure-relief/prime valve used to release system pressure before cleaning or servicing. It ensures smooth prime/spray operation and prevents over-pressure conditions.
Check your sprayer’s parts manual for a fine-finish adjustable prime/spray valve assembly or confirm whether the unit references kit versions 16H461 or 16H119. If unsure, verify using your machine's model and serial number.
Yes. If familiar with sprayer maintenance, you can install it using a 13/16 inch deep socket and following proper pressure-relief procedures. Ensure thread sealing and correct valve-retainer protrusion during reassembly.
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