Needle Bar Slide Block B 40038121 for Juki MB-1373 Sewing Machine

Maintain smooth needle movement and precise stitching with the Needle Bar Slide Block B 40038121, specifically designed for the Juki MB-1373 sewing machine. This original component supports the needle bar mechanism, ensuring proper alignment and stable operation during high-speed sewing.

Built to exact factory specifications, this slide block delivers a perfect fit, excellent durability, and long-lasting performance. It is an ideal replacement for worn or damaged parts, helping restore your machine’s efficiency and stitch consistency.

Key Features:

Part No. 40038121

Needle Bar Slide Block B

Compatible with Juki MB-1373 sewing machine

Ensures smooth and accurate needle bar movement

Durable construction for extended service life

Easy to install and reliable in performance

Keep your Juki MB-1373 operating efficiently with this needle bar slide block replacement part for dependable, professional results.

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.