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RC Allen Overhauled Rca22 Vacuum Horizon Gyro TSO

From $595.00 to $725.00
Model Description Part Number Price Buy
RC ALLEN FACTORY O/H RCA22-7Standard Brown & Blue
RC ALLEN FACTORY O/H RCA22-7FStandard with a Warning Flag
RC ALLEN FACTORY O/H RCA22-11Standard Lighted
RC ALLEN FACTORY O/H RCA22-11FStandard Lighted, with a Warning Flag
RC ALLEN FACTORY O/H RCA22-15Standard Black & Blue
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Note: Units are furnished with 8130-3 forms.

Vacuum artificial horizon are controlled by air driven precision gyros to present the pilot with pitch and roll information. The attractive color scheme of blue sky and brown ground presents a realistic spherical display of flight. Unless otherwise indicated all instruments have a dark blue/brown display, fixed pointer and are unlighted. This is the "standard" display.

Additional core charge added to purchase at time of checkout

Exchange core must be a like core* and the core must be returned no later than 20 days from the invoice date to receive core credit. All RCA22 gyros are acceptable cores for 10-05439, 10-05870, 10-05872. Only RCA22-7F is an acceptable core for 10-05869.

All RC Allen vacuum gyros run off of 4.5" Hg, erect time is 3 min.

*Instruments equipped with a warning flag will let you know when vacuum has dropped below 3.8" Hg. Flag retracts from view at 4.3" Hg.
Review "Model Specifications" tab before finalizing order*

Instrument fits in a standard 3-1/8" panel cutout. 1/4"-18 NPTF nylon tube slip fitting is recommended for vacuum hose installation. 1/8"-27 NPTF nylon tube slip fitting is recommended for vacuum gage installation.

Height: 3.38"
Width: 3.38"
Length: 6"
Weight: 2.75 lbs.
Made in the USA

Meets of exceeds all requirements of FAA TSO C4c and Aeronautical Standard AS396B.
California Prop 65 Warning Symbol

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov.

Model Specifications

  • 22-7: Standard Brown & Blue
  • 22-7F: Standard with a Warning Flag
  • 22-11: Standard Lighted (Specify: voltage 14V or 28V and tilt)
  • 22-11F: Standard Lighted, with a Warning Flag (Specify: voltage 14V or 28V and tilt)
  • 22-15: Standard Black & Blue
  • Frequently Purchased With
  • Customers Also Viewed


Very satisfied

Neval S Verified Purchase


December 18, 2021

Well packaged and easy to hook up. Works great.

Michael M
September 11, 2020

Looks good haven’t but back in service yet

Steve C
December 17, 2018


Please note, Aircraft Spruce'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. Aircraft Spruce 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: To purchase this unit, do you have to have a Attitude Indicator to exchange? Or is this a purchase price of a reconditioned unit outright?

There will be a core charge added to your cart along with the unit. Once you return a valid core in exchange, your core charge is refunded.

Q: I would like to know if this model will work in a 8 degree panel? The one I'm returning for a core did and it is the same model number.

The 8 degree version may be purchased with this program. Please specify the tilt desired at purchase.

Q: Is this FAA Approved for use in certified aircraft?

Yes this is FAA TSO Approved for use in certified aircraft.

Q: Looking at the RC Allen Overhauled Vacuum Horizon Gyro (TSO) Model RCA22-7F. Is there a factory warranty on these remanufactured units?

Yes, the RC Allen overhauled units come with a 1 year factory warranty.

Q: Is the core exchange applicable on a -7 against a -11F?

Per supplier: No it is not. It must be a like core. If they buy a new unit we will give them a 100.00 for their old unit.

Q: Can these RC Allen overhauled Vacuum Horizon Gyros be used on Cessna 172? Can I order 8130-3?

Yes, these are approved for use on certified aircraft. Return to service and 8130-3 paperwork is included in the box.

Q: What repair station did the overhaul on these gyros?

RC Allen is the overhaul shop.

Q: Is a sigmatek 5000B 36 a valid core to exchange?

No, the Sigmatek 5000B is not an acceptable core exchange. All of the RC Allen RCA 22 gyros are acceptable

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