GEARSHAFT (P/N 893739-4) - Serviceable

The 893739-4 is a helical splined gearshaft designed to transmit torque within aircraft gearbox assemblies. Its helical geometry enables smooth power transfer and maintains precise rotational synchronization across gear trains. The metal shaft features splined engagement points for secure coupling to mating gears and components.

Found in auxiliary power units, fuel system drives, and flight control actuators on general aviation and commercial aircraft. Installation requires torque verification per the aircraft maintenance manual and confirmation of part-number compatibility through the Illustrated Parts Catalog.

What is the GEARSHAFT (P/N 893739-4)?

The 893739-4 is a helical splined gearshaft designed to transmit torque within aircraft gearbox assemblies. Its helical geometry enables smooth power transfer and maintains precise rotational synchronization across gear trains.

What aircraft models does the 893739-4 fit?

Part number 893739-4 is listed in multiple aircraft Illustrated Parts Catalogs. Always verify the GEARSHAFT against your specific aircraft model's IPC and Type Certificate Data Sheet before ordering. Currently available in: Serviceable.

Does the 893739-4 include an 8130-3 tag and maintenance records?

Documentation varies by condition. Overhauled and repaired landing gear components include 8130-3 airworthiness tags. New surplus includes manufacturer documentation. Contact us for trace documentation on the specific condition you need.

Do you offer volume pricing for fleet orders of the 893739-4?

Yes, we offer quantity discounts for fleet maintenance orders. Submit a Request for Quote (RFQ) specifying your required quantity, or call (904) 998-9101 to discuss fleet pricing for the GEARSHAFT.