GOVERNOR ALTERNATE (P/N h-1) - As Removed

The h-1 is an alternate propeller governor for constant-speed propeller systems. This hydromechanical component regulates engine rpm by modulating oil pressure to the propeller hub, maintaining desired speed during flight operations. Used as a replacement or backup governor during maintenance and propeller servicing on aircraft equipped with constant-speed propellers.

Installation requires following FAA-approved data and aircraft maintenance manual specifications, including control travel verification and leakage checks to ensure proper governor function and safe propeller operation.

What is the GOVERNOR ALTERNATE (P/N h-1)?

The h-1 is an alternate propeller governor for constant-speed propeller systems. This hydromechanical component regulates engine rpm by modulating oil pressure to the propeller hub, maintaining desired speed during flight operations.

What certifications or documentation come with the h-1?

Depending on condition, the h-1 may include an FAA 8130-3 Airworthiness Approval Tag, a yellow serviceable tag, or manufacturer documentation. Currently available in: As Removed. Contact us for specific documentation details on the condition you need.

Can I use the h-1 during an engine overhaul or annual inspection?

Yes, the GOVERNOR ALTERNATE can be used in engine overhauls and maintenance events. Always verify part compatibility against your engine's Type Certificate Data Sheet (TCDS) and Illustrated Parts Catalog (IPC) before installation.

What is the lead time for the h-1?

In-stock items ship same business day when ordered before 3 PM EST. We also offer 24/7 AOG (Aircraft on Ground) support at (904) 998-9101 for urgent engine part needs.