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R29B-300 AFTERBURNING TURBOJET ENGINE

The R29B-300 afterburning turbojet engine is intended to power the MiG-23B and MiG-27 aircraft.

R29B-300 AFTERBURNING TURBOJET ENGINE

The engine is designed around a twoshaft configuration and features an enhanced efficiency as compared with the R29-300 basic engine.

Basic Characteristics
Thrust, kgf:

at full augmentation power rating (H = 0, M = 0, ISA)

11,500
at cruise power rating
4,200

Specific fuel consumption, kg/kgf . h:

at full augmentation power rating

1.8
at minimum power rating
0.78
Air flow rate, kg/s
105
Air pressure ratio
12.2 - 12.4

Maximum turbine inlet temperature, K

1,408
Overall dimensions, mm:
length
4,991.5
maximum diameter
986
Dry weight (Series 1), kg
1,782


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