Attached is the Rotorcraft Monthly Accident Briefing for October 2026 (first month of FY26). (Covers Part 27, Part 29, and Restricted Category rotorcraft accidents to U.S. registered aircraft. Does not include gyrocopters or experimental aircraft.)

Attached is the September 2025 USHST Safety Report for your review.    Be good! Clarke   Clarke Pleasants Assistant Professor of...

Attached is the Rotorcraft Monthly Accident Briefing for August 2025 (eleventh month of FY25). (Covers Part 27, Part 29, and Restricted...

Attached is the August 2025 USHST Safety Report for your review.  Fly safe! Clarke   Clarke Pleasants Assistant Professor of Aerospace  ...

Attached is the Rotorcraft Monthly Accident Briefing for July 2025 (tenth month of FY25). (Covers Part 27, Part 29, and Restricted...

Attached is the July 2025 USHST Safety Report for your review.    Have a great week! Clarke   Clarke Pleasants Assistant Professor of...

Compressor washes should be a routine procedure for those who maintain and operate gas turbine engines. Albeit some engineers/A&P...

This has been brought up before about a re-torque after main rotor installation. In this case the TM 55-1520-210-23-1 is not a help. ...

The UH-1 D, E,H, V fuel system is not a simple system. In this article I will explain how it works, identify components and how they...

Attached is the June 2025 USHST Safety Report for your review.    v/r, Clarke   Clarke Pleasants Assistant Professor of Aerospace  ...