It is designed of power reconnaissance aircraft MIG 25 and MIG 25RB (with long ejector doors nozzle) and interceptor MIG 25 FP (with short ejector doors nozzle) Main advantages of the R-15B-300 engine:
- High reliability, maneuverability, high combat/opera- tional ceiling
- Ease of maintenance, high efficiency of monitoringand diagnostic system
- Steady operation.