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Internet # 205575330

Model # FJ 3820

Store SKU # 1001017005

38 in. x 9/16 in. Spiral Non-Tilt Balance, Red Tip (Single Pack)

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Product Details

About This Product

This is a non-tilt style spiral balance with a red bushing at its tip. It has a bow tie shaped device installed in the end of the spiral rod. The bow tie engages a balance foot that has been installed on the bottom edge of the window (vent) with a dual hook protruding out from the corner for the bow tie to engage. Often used on wood windows, but may be found on others as well. This balance is 38 inch long and 9/16 inch in diameter. It is charged or wound up using the Prime-Line part H 3788 Tensioning Tool.


  • Constructed of metal tubing, a nylon bushing and steel tensioning spring
  • Tubing comes in an unfinished, corrosion resistant, milled finish
  • Designed for use with vertical sliding, single hung and double hung windows that are equipped with spiral balances like these
  • Features a non-tilt style construction and fittings
  • Easy to install with only a few simple tools
  • Prime-Line part H 3788 non-tilt balance tension tool can be ordered separately
  • Please refer to the line art for dimensions and compare with your needs before ordering
  • For further dimensional information, please see the line drawing
  • Return Policy

Product Information

Internet # 205575330

Model # FJ 3820

Store SKU # 1001017005

Additional Resources

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Dimensions: H 0.563 in, W 2 in, D 39.75 in


Product Depth (in.)

39.75 in

Product Height (in.)

0.563 in

Product Width (in.)

2 in


Builders Hardware Product Type

Other Window Repair



Package Quantity




Window Repair Type


Warranty / Certifications

Manufacturer Warranty

Goods are warranted against manufacturing defects for 1 year. In no case is Prime-Line responsible for user related damage or damage incurred during installation. Warranty is void if products are subjected to abnormal conditions, misapplication or abuse.

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Customer Reviews

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It is a good quality easy to use and easy to install heavy duty tools the best experience I ever had.
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