



| Name | Kowsar |
| Manufacturer | HESA |
| Country of Origin | Iran |
| Type / Role | Light Fighter / Trainer |
| Generation | 3rd Gen (Modernized) |
| Status | In Service |
| First Flight | 2018 |
| Introduction / In Service Since | 2019 |
| Number Built | Limited |
| Operators | Limited |
| Length | ~14.5 m |
| Wingspan | ~8.1 m |
| Height | ~4 m |
| Wing Area | ~17 m² |
| Empty Weight | ~4,350 kg |
| Maximum Takeoff Weight (MTOW) | ~11,200 kg |
| Internal Weapons Bay | None |
| External Hardpoints | 5 |
| Maximum Speed | Mach 1.6 |
| Range | ~1,400 km |
| Combat Radius | ~700 km |
| Service Ceiling | ~50,000 ft |
| Rate of Climb | ~175 m/s |
| Thrust-to-Weight Ratio | ~0.9 |
| G Limits | +7.5 |
| Engine Type | Turbojet |
| No. of Engines | 2 |
| Thrust (each) | ~22 kN |
| Thrust Vectoring | No |
| Fuel Capacity | ~2,500 kg |
| Gun | 2× 20mm cannons |
| Missiles (Air-to-Air) | Short-range IR missiles |
| Missiles (Air-to-Ground) | Limited |
| Bombs | Unguided / guided bombs |
| Hardpoints | 5 |
| Payload Capacity | ~3,200 kg |
| Radar | Indigenous fire-control radar |
| Radar Range | ~80–100 km |
| Electronic Warfare (EW) System | Basic |
| Targeting System | Limited |
| Helmet Display | No |
| Navigation | GPS/INS |
| Autopilot / AI Assistance | Basic |
| Communication | Standard military comms |
| Radar Cross Section (RCS) | High |
| Stealth Features | None |
| Infrared Signature Reduction | Minimal |
| Sensor Fusion | No |
| Networking Capabilities | Limited |
| Special Export Versions | None |
| Major Conflicts / Deployments | None reported |
| Notable Operators | Iran |
| Combat Proven? | No |
| Mission Types | Training, CAS, Patrol |
| Unit Cost | ~$20–30 million (est.) |
| Development Cost | Undisclosed |
| Program Name | Kowsar Program |
| Funding Countries | Iran |
| Upgrades Planned | Avionics improvements |
| Future Replacement | Unknown |
| Export Restrictions | High |
| Notable Achievements | Indigenous fighter production |
| Competitors | F-5 upgrades, JL-8, L-15 |
The Kowsar fighter jet is a domestically produced light combat aircraft developed by Iran to support its air force modernization efforts. Unveiled in 2018, the jet is based on the legacy Northrop F-5 platform, adapted with locally developed avionics and systems. Designed for close air support, pilot training, and limited air defense missions, Kowsar reflects Iran’s push for self-reliance under sanctions.
The aircraft features upgraded cockpit displays, digital flight controls, and a modernized fire-control system. While not a fifth-generation platform, it serves as a cost-effective solution for maintaining operational readiness in regional airspace.
Kowsar is manufactured by the Iran Aircraft Manufacturing Industrial Company (HESA) under the supervision of Iran’s Ministry of Defense. Development focused on integrating indigenous technologies into an existing, proven airframe. The jet is assembled domestically, with Iran emphasizing local production of key subsystems, including avionics and radar.
Kowsar is capable of reaching speeds up to Mach 1.6, placing it within the supersonic category. Its operational range is estimated at around 1,400 km, depending on mission profile and payload. The aircraft supports short- to medium-range missions, including air patrol and ground attack. Its service ceiling is approximately 50,000 feet, with moderate maneuverability suited for its class.
Exact unit cost figures remain undisclosed, but estimates suggest Kowsar is significantly cheaper than modern Western fighters, likely in the range of $20–30 million per unit. This lower cost reflects its reliance on an older airframe design and limited advanced stealth or sensor capabilities.
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