Needle Bar (281912) for Singer 300U
Restore the core reciprocating movement of your machine with this Needle Bar (Part #281912). Precision-engineered for the Singer 300U and United Sewing Machine NR models, this needle bar is the central component responsible for the vertical accuracy and timing of your stitching.

Key Features & Benefits
High-Mirror Surface Finish: Micro-polished to a ultra-smooth finish to minimize friction and heat build-up within the bushings, extending the life of the entire drive mechanism.

Industrial Hardened Steel: Manufactured from premium-grade alloy steel and heat-treated for maximum rigidity. This prevents the bar from bending or flexing when penetrating multiple layers of heavy material.

Precision Threading & Ports: Features perfectly machined mounting points for the needle set screw and thread guides, ensuring all attachments seat securely without vibration.

Fatigue Resistance: Specifically designed to withstand the millions of cycles required in high-speed mattress tape edging and heavy-duty binding applications.

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.