Tension 540671=414274 for Singer 191, 291U, 391A, 491D & 591 Sewing Machines

Maintain precise thread control and consistent stitch quality with this tension assembly. Designed for smooth adjustment and reliable operation, it ensures stable thread tension for accurate and professional sewing performance.

Key Features:

tension assembly (540671=414274)
Compatible with Singer 191, 291U, 391A, 491D & 591 machines
Ensures smooth and precise thread tension control
Improves stitch consistency and reduces thread issues
Durable construction for long-lasting industrial use
Easy installation and perfect replacement fit

Ideal for restoring proper tension system performance and achieving high-quality sewing 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.