MIG/TIG/Stick Welders & Plasma Cutters | USA Weld – HTP ...

Machine & Water-Cooler Fittings Conversion Kit - To Quick Connect/Disconnect Fittings

Machine & Water-Cooler Fittings Conversion Kit - To Quick Connect/Disconnect - Main image
$45.47 $69.95 In stock

Category: 3QDCONV58

For use on machines with a 5/8"-18 RH female gas connection and water-coolers with 5/8"-18 LH male water-in and water-out connections.

The adapter kit converts the water and gas fittings on your machine and cooler from threaded types to 9mm quick connect/disconnect fittings. The kit includes three adapters: two for your water fittings (5/8"-18 LH male to 9mm quick connect/disconnect female) and one for your gas fitting (5/8"-18 RH male to 9mm quick connect/disconnect female). The kit also includes three barbed quick connect/disconnect male fittings, along with three oetiker clamps, for you to install on the water and gas lines of your torch.

**The hose can be either black or red depending on stock **

Before you pay

Check the method and total at checkout.

When it ships

Allow for processing time as well as the journey to you.

Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

View policy
If you need a refund

Keep your order number and contact the store to start.

Please contact us for the refund processing timeframe before returning an item.

View policy
Delivery costs

Review the cost for your destination and chosen service.

Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

View policy
Returning an item

Check the return conditions before sending anything back.

United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

View policy

Customer Reviews (4.8 / 5 · 5 reviews)

Avery ★★★★★

The left-hand threads on the water side were a nice touch—I didn’t have to fight the fittings to get them seated properly. Everything threaded on cleanly and the quick disconnects clicked in with a solid feel, so I’m confident the setup won’t leak.

Lucy ★★★★★

Finally, a simple way to switch my torch and cooler over to quick connects without hunting for thread adapters. The LH and RH threads are clearly marked, which saved me from cross-threading.

Eli F. ★★★★★

The brass threads on these adapters are machined perfectly, so the 5/8"-18 connections screwed on without any wobble. This kit finally let me hook up a standard water cooler to my machine’s gas line, and all three fittings sealed on the first try. No leaks and no extra parts needed—exactly what I ne