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1975 COMMANDER 690A
Starts from the median asking price of 15 comparable Commander Turboprop listings ($699,000), then adjusts for:
- Year -4 vs comparable listings -6.0%
- Airframe time -702 hr vs comps +1.4%
- Engine time -492 hr vs comps (twin turbine) +5.9%
- Garmin GTN 750Xi (13% of comps) +10.4%
- No Garmin G600 (67% of comps have one) -8.0%
- No Autopilot (87% of comps have one) -1.6%
- ADS-B (73% of comps) +0.7%
Shown as a range. An estimate from asking-price comparables and FAA supply data — not an appraisal.
Overview
| Make / Model | Commander 690A |
|---|---|
| Type | Turboprop |
| Airframe time | 6,771 hrs |
| Engine time | 1,693 SMOH |
| Prop blades | 3 |
| Avionics / flight deck | GARMIN GTN 750XI |
| Avionics / GPS | Garmin GTN 750Xi |
| Avionics / Weather radar | GWX68 |
| ADS-B | Yes |
| Annual | April 2026 |
| Airworthy | Yes |
Recommended avionics upgrades
No autopilot is listed — a GFC 600 or S-TEC 3100 digital autopilot is a major capability and value add, subject to STC approval for this model.
Shop options ›Suggestions are based on the panel described in this listing; verify STC approval for this make/model before any installation.
Service Difficulty Reports (SDRs)
Checking FAA service difficulty reports…
Airworthiness Directives (ADs)
Checking airworthiness directives…
How this aircraft compares
Where this Commander 690A lands versus other Commander 690A listings on fyiAero.
Airframe time
40th pct6,771 hours total (TTAF) · 40th percentile of 5 listings
Engine time (Engine 1)
60th pct1,693 hours since major overhaul · 60th percentile of 5 listings
Engine time (Engine 2)
99th pct1,830 hours since major overhaul · 99th percentile of 5 listings
Percentile = share of comparable listings at or below this value. Lower airframe/engine hours are generally fresher; price reflects the asking price only.
General
| Year | 1975 |
|---|---|
| Manufacturer | COMMANDER |
| Model | 690A |
| Serial Number | 11304 |
| Condition | Used |
| Registration # | N823SB |
Airframe
| Total Time | 6,771 |
|---|
Engine 1
| Engine 1 Make/Model | HONEYWELL TPE331-10-511K |
|---|---|
| Engine 1 Serial Number | P79605C |
| Engine 1 Time | 1,693 SMOH |
| Engine 1 TBO | 5000 |
Engine 2
| Engine 2 Make/Model | HONEYWELL TPE331-10-511K |
|---|---|
| Engine 2 Serial Number | P79317C |
| Engine 2 Time | 1,830 SMOH |
| Engine 2 TBO | 5000 |
Props
| Prop 1 Manufacturer | HARTZELL |
|---|---|
| Prop 1 Model | HC-B3TN-5 |
| Prop 1 Time | 87 SMOH |
| Prop 2 Manufacturer | HARTZELL |
| Prop 2 Model | HC-B3TN-5 |
| Prop 2 Time | 87 SMOH |
| Number of Blades | 3 |
Avionics
| Flight Deck Manufacturer/Model | GARMIN GTN 750XI |
|---|---|
| ADS-B Equipped | Yes |
| Avionics/Radios | Garmin 750xi Garmin Flight Stream 510 Garmin GWX68 Radar Dual Garmin GTX345 |
Inspection Status
| Inspection Status | 150 hr Inspection Completed April 2026 by Byerly Aviation |
|---|---|
| Airworthy | Yes |
Range from base
Still-air range ring — type an aircraft to change it. Compare aircraft on the Range tool ›
Last flight
Actual flight path from FlightAware for N823SB. More flight tracking ›
