Thread Tension Rebuild Kit - Fits Singer Sewing Machine Model 66, 99

$10.99


This replacement thread tension rebuild kit is designed for Singer sewing machine early models 66 and 99. It includes a beehive spring, tension discs, and nut (color of nut may vary silver or black).

Note: The check spring pulls down. Please be aware that these parts are not compatible with late model numbered dial tension assembly's or early model 99 machines that use the 3/4" diameter disc.

Shipping from United States

Processing time

1-2 business days

Estimated shipping times

  • North America : 3 - 5 business days

I'll do my best to meet these shipping estimates, but can't guarantee them. Actual delivery time will depend on the shipping method you choose.

Customs and import taxes

Buyers are responsible for any customs and import taxes that may apply. I'm not responsible for delays due to customs.

Payment Options

Secure options
  • Accepts Etsy gift cards

Returns & Exchanges

I gladly accept returns, exchanges, and cancellations

Just contact me within: 14 days of delivery

Ship items back to me within: 30 days of delivery

Very fast shipping and delivery. Fits and works perfectly


Just what I needed to fix my Singer 66.


Fast shipping! Now I have to see if it works haha.


this was the exact replacement for a 1910 model 66 singer treadle machine.


This assembly helped me complete the restoration of my Singer. Item arrived in great condition, and very quickly. Thanks!


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