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Aero Design & Engineering 680

680F

Appearing circa 1970, the Aero Commander was under ATC 2A7 and A3SW.

Aero Commander 680

Aero Commander 680 Super in production in late 1955.

The Aero Commander 680-E (ATC 2A4) appeared in 1958.

Aero Commander 680F NASA801

The 680F first appeared in 1964.

First flown on 31 December 1964, the first turbo-prop Commander, the 680T, appeared in 1966. The 680T was to all intents and purposes, a turbine-engined edition of the pressurised Grand Commander, the nine seat 680FLP.

The 1967 680V featured picture windows and clamshell gear doors.

The 680W appeared in 1968.

The 1969 680T Turbo II, Hawk Commander ATC (2A4) was priced at $369,500.

680

Engines: 2 x 290hp Lycoming IO-540

Wingspan: 34'3"

Length: 34'10"

Useful load: 2075 lb

Max speed: 260 mph

Cruise speed: 250 mph

Stall: 77 mph

Range: 1400 mi

Ceiling: 22,000'

680-E

Engines: 2 x 320hp Lycoming GSO-480B-A6

Wingspan: 49'6"

Length: 35'1"

Gross wt: 7500 lb

Max speed: 255 mph

Cruise speed: 226 mph

Stall: 85 mph

Range: 1400 mi

Seats: 4-6

680F

Engines: 2 x Lycoming IGSO‑540, 380‑hp.

TBO: 1,200 hr.

680T

Engine: 2 x 575hp AiResearch TPE-331 (605hp TPE-331-43 in 1965)

680T Turbo II, Hawk Commander
Engines: 2 x 500hp Garret AiResearch TPE-331

Wingspan: 44'0"

Length: 43'0"

Useful load: 3935 lb

Max speed: 290 mph

Cruise speed: 268 mph

Stall: 94 mph

Range: 1490 mi

Ceiling: 25,600'

Seats: 7-9

680V

Engines: 2 x TPE-331-43BL

Gross wt: 9400 lb

MR.RPM Turbo 800 / Aero Commander 680F
Engines: 2 x Lycoming IO-720-B1A, 400 hp
Seats: 7
Wing loading: 31.4 lb/sq.ft
Pwr loading: 10 lb/hp
Max TO wt: 8000 lb
Empty wt: 4841 lb
Equipped useful load: 2800 lb
Service ceiling: 31,000 ft
Payload max fuel: 1462 lb
75% cruise: 226 kt
Range max fuel/ 75% cruise: 980 nm/4.3 hr
55% cruise: 200 kt
Range max fuel / 55% cruise: 1130 nm/ 5.7 hr
Vmc: 78 kt
Stall: 67-76 kt
1.3 Vso: 87 kt
ROC: 1390 fpm
SE ROC: 262 fpm @ 100 kt
SE ceiling: 14,800 ft
Fuel cap: 1338 lb
Min field length: 1972 ft

MR.RPM Turbo 800L / Aero Commander 680FL
Engines: 2 x Lycoming IO-720-B1A, 400 hp
Seats: 8-11
Wing loading: 33.3 lb/sq.ft
Pwr loading: 10.6 lb/hp
Max TO wt: 8500 lb
Empty wt: 5541 lb
Equipped useful load: 2600 lb
Service ceiling: 31,000 ft
Payload max fuel: 1262 lb
Vmc: 78 kt
Range max fuel/ 75% cruise: 980 nm/4.3 hr
Stall: 72-75 kt
Range max fuel / 55% cruise: 1130 nm/ 5.7 hr
1.3 Vso: 94 kt
75% cruise: 226 kt
55% cruise: 200 kt
ROC: 1250 fpm
SE ROC: 201 fpm @ 100 kt
SE ceiling: 12,800 ft
Min field length: 2350 ft
Cabin press: 3.2 psi
Fuel cap: 1338 lb

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