Graco 15A221 Ring

Graco 15A221 Ring — Detailed Description

Overview

The Graco 15A221 Ring is a critical small‑format component engineered to secure internal assemblies within Graco fluid and pressure regulators. Its purpose is to maintain alignment of moving parts, preserve seal integrity, and enable smooth, dependable performance of the regulator over repeated cycles.

Key Features

• Compact retaining ring designed for Graco regulator applications.
• Ensures internal components—such as seats, plungers, or diaphragms—stay properly seated and aligned under pressure.
• Manufactured to OEM tolerances to provide dependable compatibility and part‑for‑part replacement reliability.
• Cost‑effective service part that plays a large role in regulating performance and longevity of the system.

Technical Specifications

Applications & Usage Context

• The 15A221 ring is employed in mid to high‑cycle regulator models where precision alignment of internal components affects overall performance.
• Used during rebuilds and maintenance of Graco regulators to restore internal geometry and eliminate play or misalignment that can lead to leaks or erratic pressure regulation.

Maintenance & Installation Advice

• During every regulator disassembly, inspect the ring for deformation, wear, or damage.
• Replace the ring if there is any visible distortion or if it fails to seat cleanly in its groove or housing.
• When reassembling, ensure the ring is correctly oriented and properly seated before tightening adjacent components to maintain proper alignment and sealing.

FAQs: Frequently Asked Questions