Successful development of first indigenous Expendable Turbo Jet Engine of 350 kg thrust class

Key Highlights:

• The first indigenous Expendable Turbo Jet Engine of 350 kg thrust class has been successfully developed.
• Designed by DRDO’s Gas Turbine Research Establishment (GTRE), Bengaluru.
• Manufactured and assembled by Azad Engineering, Hyderabad, and delivered to GTRE.
• This achievement marks a significant milestone for India's aerospace and defence ecosystem.

Detailed Insights:

• The engine was delivered on July 22, 2026, representing the culmination of years of precision engineering and advanced manufacturing.
• Jet engine technology is considered one of the most sophisticated engineering disciplines globally, mastered by only a few nations.
• This development showcases the growing technological capabilities of the Indian Defence Industry.
• The partnership between GTRE and industry was lauded by Shri Rajesh Kumar Singh, Defence Secretary and Chairman, DRDO.

Scientific/Technical Concepts Involved:

• Expendable Turbo Jet Engine: A type of jet engine designed for single-use applications, often in missiles or drones, where cost and weight are critical.
• Thrust: The propulsive force generated by a jet engine, measured in kilograms or Newtons, that pushes an aircraft or missile forward.
• Gas Turbine Research Establishment (GTRE): A laboratory of DRDO specializing in the research, design, and development of gas turbine engines for various aerospace applications.