No. 1 Thread Tension Assembly 40038404 for Juki MB-1373 Sewing Machine

Achieve perfect stitch quality with the No. 1 Thread Tension Assembly 40038404, specially designed for the Juki MB-1373 sewing machine. This original assembly ensures accurate thread tension, providing smooth thread flow and consistent, professional stitching.

Made to precise factory specifications, this tension assembly delivers a perfect fit, durable construction, and long-lasting performance. It is the ideal replacement for worn or damaged thread tension assemblies, helping restore your machine’s efficiency and reliability.

Key Features:

Part No. 40038404

No. 1 Thread Tension Assembly

Compatible with Juki MB-1373 sewing machine

Ensures precise thread tension for consistent stitches

High-quality, durable construction

Easy installation and reliable performance

Keep your Juki MB-1373 sewing machine operating smoothly and producing professional-quality stitches with this No. 1 thread tension assembly.

Orders are typically processed within 1–3 business days.

We ship from our Georgia, USA warehouse. If an item is temporarily unavailable in the U.S., we source it through our global supplier network and will notify you of the estimated lead time.

Free shipping is available on U.S. orders over $99.

Once your order ships, you will receive a tracking number by email.

For urgent orders or shipping questions, please contact us before placing your order.

We stand behind the quality of the products we sell.

• Genuine OEM parts are covered by the manufacturer's warranty where applicable.

• Aftermarket and generic parts are covered against manufacturing defects.

• If you receive a damaged, defective, or incorrect item, please contact us within 30 days of delivery.

• Warranty does not cover damage caused by improper installation, misuse, normal wear, or modifications.

If you have any questions, our support team is happy to help before or after your purchase.