CK Worldwide QDWAP Water Quick Connect Adapter Plug – 5/8"-18 LH Female to 9mm Quick Connect

Important: This adapter features a 5/8"-18 LEFT-HAND (LH) female thread and is designed specifically for water-cooled TIG torch water connections. It is not compatible with standard right-hand threaded gas or power fittings, so please check your existing connection before ordering.

The CK Worldwide Water Quick Connect Adapter Plug is a genuine replacement fitting manufactured from high-quality brass with a durable nickel-plated finish for excellent corrosion resistance and long service life. Designed to convert a 5/8"-18 UNF Left-Hand Female thread to a 9mm quick connect plug, it allows fast, secure connection of water-cooled TIG torch cooling lines.

Whether you're replacing a worn connector, building a custom water-cooled setup, or upgrading your torch leads, this adapter provides the reliable, leak-free performance expected from CK Worldwide components.

Features

• Genuine CK Worldwide quick connect adapter plug
• 5/8"-18 UNF LEFT-HAND (LH) female thread
• Specifically designed for water-cooled TIG torch water lines
• Not suitable for right-hand threaded gas or power connections
• Brass construction with durable nickel-plated finish
• Corrosion resistant for long service life
• Converts to a 9mm quick connect plug
• Fast, secure and leak-free connection
• Simple to install and easy to disconnect

Specifications

• Part Number: QDGAP (Water Connection – LH)
• Material: Brass
• Finish: Nickel Plated
• Thread: 5/8"-18 UNF Female – LEFT-HAND (LH)
• Application: Water connection for water-cooled TIG torches
• Quick Connect Size: 9mm Plug
• Overall Length: 38mm
• Tip Inner Diameter: 5mm
• Tip Width: 9mm
• Quick Connect Stem: 6mm
• Brand: CK Worldwide

Perfect For

• Water-cooled TIG torch cooling lines
• Replacing worn water quick connect fittings
• CK Worldwide water-cooled torch assemblies
• Custom TIG torch cable builds
• Professional fabrication and industrial welding

⚠️ Please Note: This adapter uses a LEFT-HAND (LH) 5/8"-18 UNF thread, which is the standard for many water-cooled TIG torch water connections. It will not fit standard right-hand (RH) gas or power fittings. If you're unsure which thread you need, check your existing fitting before purchasing to ensure compatibility.