0903-0004 - Victor B-Size Fuel Hose Nut 9/16-18 LH

Reliable Repair Parts for Your Rig

Don't let a stripped thread or a lost nut shut down your project. The Victor 0903-0004 Hose Nut is the exact replacement part you need to get your fuel line back in action. Designed for the professional welder, this brass nut fits the standard "B" size connections found on almost all medium to heavy-duty torches and regulators.

We know that in the shop or on the truck, gear takes a beating. Threads get worn, and parts get misplaced. Keeping a few of these 9/16"-18 Left-Hand nuts in your toolbox means you can fix a damaged hose end on the spot. The left-hand thread is your safety guarantee—it ensures you never accidentally plug your fuel line into an oxygen port. The notched hex design gives you a quick visual confirmation that you are grabbing the right part for your fuel gas line.

This nut works perfectly with standard crimp-on or ferrule-style hose nipples. It tightens down securely to create a leak-proof seal, giving you peace of mind when you crack open the cylinder valve. Whether you are running acetylene, propane, or Chemtane, this Victor brass nut is the industry standard for a reason: it works.