| Make | Aerosonic |
|---|---|
| Model | Set 2 (LH+RH) Cessna 1800 |
| Condition | Used |
| Location | Goleta, CA , US |
| Date Listed | Aug 5, 2026 |
| Expires | Sep 4, 2026 |
Description
Aerosonic Set 2 (LH+RH) Cessna 1800 — $149.
Specs
- Make / Model: Aerosonic Set 2 (LH+RH) Cessna 1800
- Condition: Used
- Location: Goleta, CA
Summary
Cessna RH/LH 1800 FT-LB Torque Pressure Gauge Set • PN 9910490-1 / 681118-0104 – Matched Pair. Rare matched set of right-hand and left-hand 1800 FT-LB torque pressure gauges manufactured by Aerosonic for Cessna twin-engine aircraft.
Description
Cessna RH/LH 1800 FT-LB Torque Pressure Gauge Set • PN 9910490-1 / 681118-0104 – Matched Pair
Rare matched set of right-hand and left-hand 1800 FT-LB torque pressure gauges manufactured by Aerosonic for Cessna twin-engine aircraft. Both gauges were removed from a working aircraft during an avionics upgrade and operationally tested good prior to removal.
Key Specifications
Manufacturer: Aerosonic
Cessna Part Number: 9910490-1 RX
Aerosonic Part Number: 681118-0104
Range: 0–1800 FT-LB torque pressure
Type: Dual-engine Torque Pressure Indicators (RH + LH matched set)
Size: Standard 2-1/4" round aircraft instruments
Condition & Certification
Removed in excellent used condition
Clean faces with clear markings
Needles move freely, no fogging or damage
OPS tested good at time of removal
Guaranteed Functional – 30-Day Seller Warranty
Seller pays return shipping if needed
Compatibility
Cessna 310 series
Cessna 320 series
Cessna 340 series
Cessna 414 series
Cessna 421 series
Other twin-engine Cessna models using 1800 ft-lb torque indication
Also fits select Beechcraft Baron 55/58 and Piper PA-31 configurations (buyer verification recommended)
Secondary / Possible Compatibility:
Beechcraft Baron 55/58 (some configurations)
Piper PA-31 Navajo / Chieftain (select models)
Compatibility on Beech and Piper is not universal — it depends on the specific engine and torque sensing system installed. Always verify with the aircraft’s Illustrated Parts Catalog (IPC) or a mechanic.
Important Notes
This is a used, serviceable avionics component. Installation must be performed by a qualified avionics or maintenance technician in accordance with applicable regulations. Buyer to verify compatibility with their specific aircraft via IPC. Sold with the 30-day functional warranty.
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