7.5 lbs Series 159 Coil Balance

Product Code: S159-7

7.5 lbs Series 159 Coil Balance
$6.14/each
Quantity Price
1-11 $6.14
12-49 $5.53
50-99 $4.91
100-199 $4.61
200-399 $4.05
400+ $3.75
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.
  • The maximum travel length is 40".
  • 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.
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Customer Questions & Answers
Discussion # Of Replies Last Post Date
Spring Weight Replacement InquiryThis discussion includes image(s).This discussion includes video(s). 6 Jun 7, 2023
New window balancesThis discussion includes image(s).This discussion includes video(s). 6 Jun 5, 2023
Simonton double hung tilt in windowsThis discussion includes image(s).This discussion includes video(s). 12 Mar 11, 2023
Window Balance (X2) and Pivot (x1)This discussion includes image(s).This discussion includes video(s). 2 Jan 2, 2023
Window parts to simonton windows. This discussion includes video(s). 6 May 16, 2022
No names or part numbers. No numbers on the spring 2 Apr 27, 2022
Pivot missing.This discussion includes image(s).This discussion includes video(s). 11 Nov 8, 2021
Simonton replacement Window CoilThis discussion includes image(s).This discussion includes video(s). 2 Oct 2, 2021
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