Graco 114478 Tube Flare Riser Fluid SST

Graco 114478 Flare Riser Tube SST – Part Overview

The Graco 114478 Flare Riser Tube SST is a premium stainless steel riser tube designed for high-duty fluid-handling systems within Graco’s industrial coating and pail-mount packages.

Compatible Machines / Systems

• Graco Monark 23:1 SST Pail-Mount Air-Assisted Packages (e.g., Part Nos. 232451, 232452, 232455) — lists 114478 as the flare-tube-component.
• Any Graco SST (Stainless Steel Wetted-Parts) coating or painting system that uses a 9/16-18 UNF-2A × 3/8 in (10 mm) OD flare riser tube.

Key Specifications

• Part Number: 114478
• Type: Tube, Flare; Riser Fluid; SST (Stainless Steel)
• Dimensions: 9/16-18 UNF-2A × 3/8 in (10 mm) OD (as per package parts list)
• Material: Stainless Steel – engineered for durable, industrial fluid-handling applications

Why this Part Matters

• Ensures a secure, flare-sealed connection in the fluid path of high-pressure systems.
• Stainless steel construction offers excellent resistance to corrosion and abrasion in demanding environments.
• Using the correct OEM part number avoids leaks, downtime and ensures system integrity.

Installation Tips

• Power down and depressurize the system before replacement.
• Clean the mating surfaces and verify thread/fitting compatibility with 9/16-18 UNF-2A flare specification.
• Inspect the flare end for burrs or damage; ensure it seats properly for tight seal.
• After installation, perform a leak test under normal operating conditions and verify no fluid bypass.

Frequently Asked Questions