Check Spring 28171 for Singer 45K Sewing Machine
Regular price
$7.81 USD
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Check Spring #28171
Authentic Thread Tension Component for Singer 45K Series
Restore the precise tension balance of your heavy-duty machine with this Check Spring (Part #28171). Specifically designed for the legendary Singer 45K series, this spring is the essential "take-up" component that manages thread slack, ensuring tight, uniform stitches even when sewing through the toughest materials.
Compatible Singer Models:
This check spring is engineered specifically for the Singer 45K Class industrial machines, including:
Singer 45K1
Singer 45K5
Singer 45K21
Singer 45K25
...and other sub-models within the 45K heavy-duty series.
Key Features:
Specification: Manufactured to the exact tension and coil diameter required for the 45K's unique tension assembly (Part #28171).
High-Tensile Spring Steel: Built to withstand the heavy-duty demands of thick threads (such as bonded nylon or polyester) and heavy leathers.
Consistent Take-Up: Provides the perfect amount of resistance to prevent thread "loops" or nesting on the underside of your project.
Corrosion Resistant: Finished to resist rust and wear, ensuring long-term reliability in industrial workshops.
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.