Le capitaine Tugomir Prebeg a effectué le premier vol de cet appareil, premier avion à réaction yougoslave, dans la matinée du 25 octobre 1952. L’Ikarus 451M était un avion expérimental, tout métallique, conçu par le major Dragoljub Beslin, construit par la compagnie IKARUS et propulsé par 2 turboréacteurs Turbomeca Palas.
Un seul exemplaire a été construit. Il a servi comme banc d’essai volant jusqu’en 1959.
Il est aujourd’hui conservé au musée aéronautique de Belgrade.
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| Manufacturer | Ikarus |
| Country |  Yugoslavia |
| Designer | Dragoljub Beslin |
| Contributor | N/A |
| Type | Avion expérimental à réaction |
| Model | Ikarus 451M |
| First flight | 25 octobre 1952 |
| Commissioning | N/A |
| Number built | 1 |
| Crew | 1 |
Powerplants | |
| Engine | Palas |
| Manufacturer |  Turboméca |
| Number | 2 |
| Type | Turboréacteur à simple flux |
| Thrust per engine | 160,0 kgp |
Dimensions | |
| Span | 6,78 m |
| Length | 7,45 m |
| Height | 2,32 m |
| Wing surface | 8,0 m2 |
Weight | |
| Empty | 897 kg |
| Maximum Takeoff (MTOW) | 1 350 kg |
| Fuel | N/A l |
| Oil | N/A l |
| Crew | N/A kg |
Performances | |
| Maximum speed (Vne) | 470 kmh |
| Cruse speed (Vc/Vno) | N/A kmh |
| Stall speed (Vs | 170 kmh |
| Landing speed (Vs0) | N/A km/h |
| Takeoff speed (V2) | N/A km/h |
| Takeoff distance | 780 m |
| Landing distance | 750 m |
| Service ceiling | 8 500 m |
| Range | 300 km |
| Max. rate of climb | N/A m/s |
| Min. rate of climb | N/A m/s |
| Load factor | N/A G |
| Gliding ratio | N/A |
| Manufacturer | Ikarus |
| Country | Yugoslavia |
| Designer | Dragoljub Beslin |
| Contributor | N/A |
| Type | Avion expérimental à réaction |
| Model | Ikarus 451M |
| First flight | 25 octobre 1952 |
| Commissioning | N/A |
| Number built | 1 |
| Crew | 1 |
Powerplants | |
| Engine | Palas |
| Manufacturer | Turboméca |
| Number | 2 |
| Type | Turboréacteur à simple flux |
| Thrust per engine | 352.7 lb/s |
Dimensions | |
| Span | 22.24 ft |
| Length | 24.44 ft |
| Height | 7.61 ft |
| Wing surface | N/A m2 |
Weight | |
| Empty | 1,978 lb |
| Maximum Takeoff (MTOW) | 2,976 lb |
| Fuel | N/A US gals |
| Oil | N/A US gals |
| Crew | N/A lb |
Performances | |
| Maximum speed (Vne) | N/A kmh |
| Cruse speed (Vc/Vno) | N/A kmh |
| Stall speed (Vs | N/A kmh |
| Landing speed (Vs0) | N/A knots |
| Takeoff speed (V2) | N/A knots |
| Takeoff distance | 2,559 ft |
| Landing distance | 2,461 ft |
| Service ceiling | 27,887 ft |
| Range | 186 miles |
| Max. rate of climb | N/A m/s |
| Min. rate of climb | N/A m/s |
| Load factor | N/A G |
| Gliding ratio | N/A |
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