Graco 114188 Stainless Steel Hex Bushing

Graco 114188 Stainless Steel Hex Bushing Overview

Compatible Machines

• Graco Back Pressure Regulator Kit – used to adapt 1‑1/2″ NPT male to 3/4″ NPT female
• Graco Heated Circulation / Proportioning Packages – used in return and supply plumbing
• Graco Industrial Fluid and Coating Systems – general plumbing adaptation and fitting
• Other Graco proportioners and fluid systems – verify compatibility in your parts diagram or service manual

Overview

The Graco 114188 Stainless Steel Hex Bushing is a durable plumbing adapter designed for fluid systems. Its stainless steel construction provides corrosion resistance, and its hex shape allows easy tightening with a wrench. This bushing is ideal for adapting different NPT pipe sizes in Graco proportioners, valves, and pump assemblies.

Key Features

• Stainless steel construction for corrosion resistance and long service life
• Hex body for easy installation with standard wrenches
• Adapter / reducer for NPT piping (1‑1/2″ male × 3/4″ female)
• Used in back pressure regulators, proportioners, and general fluid system plumbing

Technical Specifications

Installation & Maintenance

• Install using an appropriate wrench on the hex body.
• Ensure proper thread engagement to prevent leaks or pressure loss.
• Inspect periodically for corrosion or wear in high-pressure applications.
• Always use genuine Graco 114188 to ensure compatibility and reliability.