Graco 15A205 Ball Support – Precision Valve Alignment Component
The Graco 15A205 Ball Support is an essential OEM component designed to support and align the valve ball within regulator and fluid control assemblies. By holding the ball securely in place, it ensures smooth operation and prevents premature wear or misalignment.
Product Overview
This ball support is engineered for high-performance regulator assemblies where the valve ball must seat precisely and travel smoothly. Installing a genuine 15A205 ensures that the valve system maintains its factory-specified geometry and durability.
Key Features
- OEM Graco part — Part Number: 15A205
- Precision-machined to support valve ball seating
- Maintains optimal alignment of moving components
- Reduces wear and vibration by stabilizing the ball/stem interface
- Direct fit for Graco regulator assemblies
Technical Specifications
| Part Number | 15A205 |
| Description | Ball Support / Seat Alignment Component |
| Function | Support and align the valve ball in regulator assembly |
| Material | Durable metal alloy (OEM specified) |
| Application | Fluid pressure regulators and valve assemblies |
Compatible Systems
- Graco mechanical fluid pressure regulators using a ball and seat configuration
- Back-pressure regulator models requiring precise ball alignment
Installation Guidelines
- Depressurize and drain the system before disassembly.
- Remove the valve assembly to access the ball and support.
- Inspect the old ball support, ball, and seat for wear or damage.
- Install the new 15A205 support, ensuring proper alignment and seating.
- Reassemble components, replace any worn O-rings, and repressurize carefully.
Maintenance Advice
- Inspect the ball support regularly for wear or deformation.
- Check the ball and seat for scoring or misalignment.
- Replace the support if any damage is detected to maintain performance.
- Clean and lubricate mating surfaces before reassembly.
Frequently Asked Questions
It provides stable backing for the valve ball, ensuring proper seating and alignment, which is critical for consistent sealing and pressure regulation.
Yes, it is a factory-specified Graco component designed for compatible regulator assemblies.
It is used in Graco fluid-control regulators that specify a ball and seat arrangement — check your parts breakdown for exact compatibility.
Replace if leaks, irregular valve seating, or wear on the ball/seat interface is observed, as the support maintains critical alignment.
