Husqvarna 504117701 Fuel Tank Cap – Genuine OEM Leaf Blower Part

Overview

Equip your Husqvarna leaf blower with a genuine fuel cap designed to match the look and function of the original part. This 504117701 cap is a genuine OEM Husqvarna component, created to fit specific blower models and keep the fuel system sealed during operation and transit.

As an authorized Husqvarna Crown Dealer, we offer this part as a single fuel tank cap that aligns with the brand’s engineering standards. The cap is compatible with several popular models, including 350BT, 150BT, 180BT, 380BTS, 380MFS, and others—but fit is not guaranteed for every version. Verify by checking your model, type, and serial number before ordering.

Why choose an OEM cap

OEM parts are designed to match the exact threading, materials, and tolerances of your blower. This can contribute to a reliable connection to the fuel tank, reduce the risk of leaks, and preserve fuel quality by minimizing evaporation during use or storage.

Fit and compatibility at a glance

• Genuine Husqvarna part (part # 504117701)
• Compatible with select leaf blower models (e.g., 350BT, 150BT, 180BT, 380BTS, 380MFS)
• Designed for leaf blower fuel tanks; one cap per listing
• Please confirm compatibility by model, type, and serial number; not all versions are covered

What you get and how to use it

This listing includes a single fuel tank cap ready to install in place of your existing cap. To replace, ensure the machine is cool and the fuel system is depressurized. Align the threads and hand-tighten until snug, testing for a firm seal before operation.

Maintenance and care

Keep the cap clean and dry to maintain a seal and prevent dirt from entering the tank. If you notice cracking, damage, or cross-threading, replace promptly with this genuine OEM part to maintain performance and safety.

When in doubt

We’re an authorized Husqvarna Crown Dealer and stand behind genuine parts. If you’re unsure about fit, contact us with your model, type, and serial number for guidance.