Winter Slip Indicators

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The basic flight instrument for co-ordinated turns. Available in two styles:

Rectangular model fits easily in cramped panel space.

Square model matches a 2-1/4" instrument hole, fits on either side of the panel.

Both feature finely crafted metal cases and precision ball and tube assemblies.

Download the Scale Drawing in PDF.


this looks real good

Dennis L Verified Purchase


June 2, 2021

Looks good my Fisher 303 panel. Still finishing up the final touches. Yet to see it in action. Seems to be a quality product that will serve its purpose. Well made and easy to read.

Matt F
March 20, 2021

Great product!

Darryl K
May 16, 2020

Product perfect ... Price reflects the equality

Tim E
September 17, 2019


Please note, Pilotshop's personnel are not certified aircraft mechanics and can only provide general support and ideas, which should not be relied upon or implemented in lieu of consulting an A&P or other qualified technician. Pilotshop assumes no responsibility or liability for any issue or problem which may arise from any repair, modification or other work done from this knowledge base. Any product eligibility information provided here is based on general application guides and we recommend always referring to your specific aircraft parts manual, the parts manufacturer or consulting with a qualified mechanic.

Q: What is the size of the Winter rectangular slip/bank indicator 10-03857?

It is 2-1/2" wide, 1-3/8" high and 1/2" deep.

Q: Is the rectangular model a surface mount or does it require a hole in the panel?

It does require a rectangular cut (not a surface mount).

Q: Are the Winter Slip Indicators Liquid dampened?

The Winter Slip Indicators are filled with liquid.

Q: What is the size part number 10-03857 Can it be panel mounted Thank you Dan carley

The drawing has been posted to the overview tab for this part. Please see attached document.

Q: Is either instrument approved for certified aircraft, tsod?

No, the Winter slip indicators are intended for use in experimental aircraft only.

Q: Can the liquid in the Winter Slip Indicators freeze at low temperature and crack open the slip indicator?

This is a kerosene based liquid with a very low freezing point.

Q: Are these winter slip indicators FAA Approved?

No, these Winter slip indicators do not have FAA Approval.