7.5 lbs Series 159 Coil Balance

Product Code: S159-7

7.5 lbs Series 159 Coil Balance
Main product image of the S159-7 7.5 lbs Series 159 Coil Balance
How to replace a Simonton coil balance
$5.90/each
Quantity Price
1-11 $5.90
12-49 $5.31
50-99 $4.72
100-199 $4.42
200-399 $3.89
400+ $3.60
Product Description
This is a Series 159 stainless steel spring for tilt windows. It moderates the operation of your window sash using a specifically calibrated coil spring that allows the window to stay open when raised and remain shut when closed.
  • Individually, this coil balance can hold 7-1/2 pounds. This is added together with the other coils to support the whole weight of the sash.
  • The weight you need should be indicated as a stamp or imprint on your old spring.
  • Measures 3/4" thick.
  • Designed to work with a pivot shoe (sold separately).
  • This coil balance spring is sold individually, not in sets.
  • Can work for either the left or right side of the window interchangeably.
  • Coil balances are also known as constant force window balances.
Customer Questions & Answers
Discussion # Of Replies Last Post Date
Simonton replacement Window CoilThis discussion includes image(s).This discussion includes video(s). 2 Oct 2, 2021
1.227 wide .841 thick 2.7 long double hung window shortThis discussion includes image(s). 4 Jan 22, 2021
"Single Support"coil system This discussion includes image(s). 10 Mar 28, 2020
Start a new discussion
Use this form to ask questions or to share your experiences regarding this product. Every discussion will be reviewed and answered by our experts.
(your email address will be kept private and is only used to inform you when a response has been made)
Current wait time is 4-7 business days
We promise that one of our experts will personally get back to you as soon as they are able. Thank you very much for your patience and understanding. If your inquiry is time-sensitive, please feel free to reach us at 856-317-6263 or at help@swisco.com.