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Western Enterprises 402 Water Y-Connector B-Size LH

$54.24/ea

Usually ships within 3-5 business days

OVERVIEW

Reliable Cooling Connections for Your Welding Rig

When you are running high-amperage TIG or heavy-duty MIG applications, your water-cooling system is the lifeline of your torch. The Western Enterprises 402 Y-Connector is the professional's choice for splitting or routing water lines securely and efficiently. Built from solid brass, this fitting is tough enough to handle the knocks and drags of a busy welding shop without cracking or leaking. If you need to run two torches from one cooler or configure a custom drain line, this Y-connector makes the job simple and secure.

Safety and compatibility are key in any shop setup. That's why this connector uses standard B-Size 5/8"-18 Left-Hand threads. The Left-Hand thread is the industry standard for water and coolant, ensuring you never accidentally plug your water hose into your argon regulator—a mistake that could ruin a weld or damage equipment. The threads are cut cleanly to ensure they screw on smoothly and tighten down for a drip-free seal, keeping your coolant in the line where it belongs, not on your shop floor.

Don't rely on cheap plastic tees or hose clamps that can fail under pressure or heat. Upgrade your cooling loop with a proper brass fitting. Whether you are setting up a new water-cooled station or repairing an old manifold, the Western Enterprises 402 gives you the professional connection you need. It fits standard water hoses found on most Miller, Lincoln, and ESAB water-cooled systems, making it a versatile addition to your spare parts kit.

Additional Information
Brand:Western Enterprises
Item:Accessory
Used For:Coolant
Material:Brass
Thread Size:5/8"-18 LH
Fitting Size:B-Size
Connection Type:Male to Female
Application:Water/Coolant Systems
Packaging Description:1 of each

INCLUDED

  • 1 x Y-Connector Water Fitting (5/8-18 LH Male to 5/8-18 FM)

APPLICATIONS

  • Splitting coolant output from a water cooler to multiple torches.
  • Combining return water lines from welding equipment.
  • Adapting B-Size water hoses for custom cooling loops.
  • Maintenance and repair of water-cooled TIG and MIG systems.

FAQ

The connector features 5/8"-18 threads, which is the standard B-Size for welding fittings.

These are Left-Hand (LH) threads, indicated by the notch on the nut (if applicable) or standard industry color coding, to signify water/coolant use.

No, shielding gas fittings typically use Right-Hand threads. This is designed specifically for water or coolant to prevent cross-connection.

It is manufactured from solid brass for durability and corrosion resistance.

If your cooler uses standard B-Size (5/8"-18 LH) fittings, which most do, this will fit perfectly.

It is a Y-connector designed to adapt or split lines, typically featuring a mix of Male and Female connections as specified (Male to Female).

Generally, B-size welding fittings rely on a metal-to-metal seat or a specific gland/nipple seal. Teflon tape is usually not required on the threads themselves for the seal, but check your specific hose connection type.
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