Tension Locking Spring 143658 for Singer 300UX5 Tape Edge Sewing Machine
Regular price
$0.54 USD
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Tension Locking Spring (143658) for Singer 300UX5
Maintain perfect stitch consistency with the Premium Tension Locking Spring (Part #143658). Specifically engineered for the Singer 300UX5 Tape Edge sewing machine, this high-tension spring is critical for securing the thread tension settings during high-speed mattress production.
Why the 143658 Spring is Essential
In the demanding environment of tape edging, constant vibration can cause tension dials to shift. The 143658 Locking Spring provides the precise mechanical resistance needed to "lock" your settings in place, ensuring that your top and bottom threads remain perfectly balanced from the first corner of the mattress to the last.
Key Features
Exact Compatibility: A direct for Part #143658, designed specifically for the Singer 300UX5 series.
High-Tensile Steel: Constructed from premium spring steel that retains its shape and tension even after millions of cycles.
Corrosion Resistant: Finished with a protective coating to prevent rust and ensure smooth movement within the tension assembly.
Stable Stitching: Eliminates "tension drift," reducing the risk of loopy stitches or thread breakage.
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.