MD Helicopters _

MD Helicopters Inc. (MDHI) provides a wide range of documentation for MDHI model helicopters. These documents include service directives,  marketing brochures, helicopter specification data, and technical manuals. MDHI is committed to providing our customers with the most up-to-date information.


Current Service Directives for all the MDHI model helicopters are available on this web site. This includes FAA Airworthiness Directives (AD), all of the MDHI Service Bulletins (SB), Technical Bulletins (TB), and Service Letters (SL).

Marketing Brochures & Helicopter Information

Most information is available on the web site for promotional brochures, pamphlets, marketing data, helicopter specifications or general information regarding the 369 Series, MD500, MD600 and MD900.

For hard copies of this information, please contact a MDHI Marketing Representative.

Technical Manuals

MD Helicopters Inc. (MDHI) provides a wide range of technical documentation to support all the MDHI model helicopters (369H series, 369D, 369E, 369FF, 500N, 600N and MD900). These documents provide information concerning service directives, operation, maintenance, support and retrofit.

The Index of Technical Publications contains a complete list of all available publications. The index contains a list of all current technical publications, their associated revisions, and to which helicopter model it is applicable. The index is periodically updated and distributed to subscribers of the Technical Publications Revision Service.

MDHI Technical documentation is available in a number of media formats ranging from traditional paper documentation to web-based documentation delivery over the internet.

Technical Publications is committed to ensuring complete and accurate documentation. Technical Publications provides a number of services on this web site;

E-mail Alert Notification available Electronic Technical Manuals (ETM) On-Line Service Directives available

Technical Publications Orders

MD Helicopters, Inc. maintains an inventory of active technical publications to promptly fill your order. Publications pricing and ordering information is located in the Online Ordering catalog.

Helicopter Registration - Flight Manual Revisions

MD Helicopters, Inc. (MDHI) will provide commercial Rotorcraft Flight Manual revisions, free of charge, to registered owners for the life of the helicopter. An electronic form is provided on the MDHI web site to allow owners of MD helicopters to register for the subscription revision service for these manuals. If a helicopter is sold or transferred, the new owner need only register online to continue receiving Rotorcraft Flight Manual revisions free of charge.


Provides internet links to aviation web sitess; FAA pages (AD's, TC, STC, MMEL, AC), NTSB, Avionics suppliers, Specifications, and other commonly needed site.

Supplier Publications

Links to equipment manufacturer publications (not provided by MDHI) are provided on the Supplier Publications Contacts Page .

MD 530G
MD Explorer MD 600N MD 520N MD 530F MD 500E