Graco 15A146 Diaphragm Cover
$151.41
Out of Stock
Protect your diaphragm assembly and maintain leak-free operation with the Graco 15A146 Diaphragm Cover. Designed for reliable use in Graco diaphragm pumps and regulator modules.
- Compatible with Graco diaphragm pump and regulator housings
- Durable OEM-quality construction
- Ensures consistent sealing and performance
- Easy to install and replace during maintenance
This product has been discontinued by the manufacturer.
Genuine OEM Part
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Graco 15A146 Diaphragm Cover – Complete Overview
The Graco 15A146 Diaphragm Cover is a genuine OEM replacement component designed for diaphragm pump and regulator assemblies within Graco fluid‑handling systems. Engineered for demanding industrial use, this cover secures the diaphragm housing, protects internal components, and maintains sealing integrity to help ensure consistent and reliable system performance.
Compatible Applications
- Graco diaphragm regulators and pump modules where part number 15A146 is specified.
- High‑pressure fluid systems including coating, sealant or adhesive dispensing where diaphragm housing protection is essential.
- Industrial spray and processing equipment requiring durable covers for diaphragm housings to maintain integrity under repeated cycles.
Key Features & Benefits
- OEM Fit and Form: Manufactured to match Graco’s original specifications to guarantee proper alignment, sealing and compatibility.
- Robust Construction: Built from high‑strength materials designed to withstand exposure to chemicals, pressure extremes and high‑cycle operation.
- Sealing Integrity: A well‑fitting cover that secures the diaphragm chamber to help prevent leaks, contamination and performance loss.
- Easy Servicing: Designed for straightforward replacement during maintenance or overhaul to reduce system downtime.
- Long‑Term Reliability: By using the correct part, you uphold the system’s designed performance and avoid risks of compromising the diaphragm housing with inferior substitutes.
Technical Specifications
| Part Number | 15A146 |
|---|---|
| Name | Diaphragm Cover |
| Application | Diaphragm pump/regulator housing protection |
| Material | High‑strength alloy or engineered composite – OEM specification |
| Function | Protects the diaphragm assembly and secures sealing of the housing |
Installation & Maintenance Tips
- Always relieve system pressure and isolate the equipment before removing or installing the cover.
- Clean the seating surface of the diaphragm housing thoroughly to remove debris, old sealant or damage before installation.
- Inspect the new cover for any manufacturing defects and ensure proper orientation when installing.
- Apply correct fastener torque as recommended to avoid distortion of the cover and maintain proper sealing.
- During periodic maintenance, check the cover and seals for signs of wear, corrosion or fatigue and replace if needed to preserve system performance.
Frequently Asked Questions
The 15A146 cover is used in Graco diaphragm pump and regulator assemblies to protect the diaphragm housing and ensure sealing and system integrity.
To install: relieve pressure, remove the old cover, clean the seating and housing surfaces, position the new 15A146 cover with correct alignment, then fasten securely to recommended torque.
Using the authentic Graco 15A146 cover ensures the exact fit, correct materials and reliable sealing performance designed by Graco. Substitutes can compromise performance, lead to leaks or reduce service life.
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