Credit
Original uploader was User:Ahunt at en:wikipedia · Public domain · Resized · Public domain · Source ↗ · Modified
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At a glance
Measured figures
F28F · Length
Single source29 ft 3 in (8.92 m)[source]
Length
Single sourceConfiguration
| Specification | Enstrom F-28 | Panha 2091 |
|---|---|---|
| Type | Light helicopter[source] | Attack helicopter[source] |
| Manufacturer | Enstrom Helicopter Corporation[source] | Bell Helicopter Textron Panha[source] |
| Manufactured | 1965-present[source] | — |
| Introduction date | 1965[source] | 1998[source] |
16 m (52 ft 6 in)[source]
F28F · Height
Single source9 ft 0 in (2.74 m)[source]
F28F · 1 × Lycoming HIO-360-F1AD four-cylinder, direct-drive, horizontally opposed, air-cooled, piston aircraft engine
Single source1 × Lycoming HIO-360-F1AD four-cylinder, direct-drive, horizontally opposed, air-cooled, piston aircraft engine, 225 hp (168 kW)[source]
F28F · Endurance
Single source3 hr 30 min[source]
F28F · Service ceiling
Single source12,000 ft (3,700 m)[source]
F28F · 1,450 ft/min (
Single source1,450 ft/min (7.4 m/s)[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
| Variants |
|---|
Enstrom TH180 Spitfire Mark I[source] |
| — |
| Developed into | Enstrom 480[source] | — |
|---|
| Capacity | two passengers[source] | — |
|---|
| Main rotor area | 804 sq ft (74.7 m 2 ) NACA 0013.5[source] | 132.75 m 2 (1,428.9 sq ft)[source] |
|---|
| Country of origin | Vereinigte Staaten[source]Country of design · Entwurfsland | Iran[source]Inventory Origin column; table 9, row 6, cell 2; revision 1377604549; retrieved 2026-10-02 |
|---|
| Status | — | Active[source] |
|---|
| Primary user | — | Iranian Armed Forces Artesh Air Force Ground Forces Army Aviation IRGC Aerospace Force[source] |
|---|
| Developed from | — | Bell AH-1J International[source] |
|---|
| Airfoil | — | Wortmann FX 69-H-098[source] |
|---|
| Role | — | Iranian overhaul and upgrade of the Bell AH-1J International (export version of the SeaCobra) attack helicopter purchased before the 1979 Islamic Revolution[source] |
|---|
| National origin | — | Iran[source] |
|---|
| Source measurement | — | The upgraded attack helicopter has a narrower airframe for greater flexibility and is armed with an M197 three-barreled 20-mm Gatling-type cannon in the A/A49E turret. Its wing-stub stations carry a pair of 19-tube 70-mm rocket launchers.[source]Panha 2091 · Design; only the objects and conditions stated in this passage Bulletproof glass protects the pilot's cockpit and weapons officer station, internal avionics have been revamped with the addition of a GPS and receiver in the nose, and a warning radar attached to the rear, with four antennae providing 360 degrees coverage and all electronics systems integrated.[source]Panha 2091 · Design; only the objects and conditions stated in this passage Length: 16 m (52 ft 6 in)[source]Panha 2091 · Specifications; only the objects and conditions stated in this passage Airfoil : Wortmann FX 69-H-098[source]Panha 2091 · Specifications; only the objects and conditions stated in this passage Empty weight: 2,802 kg (6,177 lb)[source]Panha 2091 · Specifications; only the objects and conditions stated in this passage Max takeoff weight: 4,530 kg (9,987 lb)[source]Panha 2091 · Specifications; only the objects and conditions stated in this passage Main rotor diameter: 13 m (42 ft 8 in)[source]Panha 2091 · Specifications; only the objects and conditions stated in this passage Main rotor area: 132.75 m 2 (1,428.9 sq ft)[source]Panha 2091 · Specifications; only the objects and conditions stated in this passage Maximum speed: 236 km/h (147 mph, 127 kn)[source]Panha 2091 · Specifications; only the objects and conditions stated in this passage Range: 600 km (370 mi, 320 nmi)[source]Panha 2091 · Specifications; only the objects and conditions stated in this passage M197 3-barreled 20 mm "Gatling-style" cannon in the M97 turret (750 rounds ammo capacity) 2.75 in (70 mm) Mk 40 or Hydra 70 rockets in 7 or 19 round pods 5 in (127 mm) Zuni rockets - 8 rockets in two 4-round LAU-10D/A launchers AIM-9 Sidewinder / Misagh-2 Anti-Aircraft Missiles - 1 mounted on each hardpoint Toophan ATGM - 1 dual or quad launcher on each wing[source]Panha 2091 · Specifications; only the objects and conditions stated in this passage |
|---|