Hertelendy Research Associates

Announcing the Production of the HAC- 47- 3 Advanced Composite Tail Rotor for the Bell 47 family of helicopters.

Improved Ground Clearance
Noise Reduction
Improved Control ----------> [SEE TEST GRAPHS HERE]
Flying on EASA Registered aircraft.
Our 4000-hour blades for about half of their 2,500-blades!
That is a 63% per hour savings!
Minimize down time, most domestic orders shipped within 24 hours and international 3-4 days!

STC No. SR09066RC

A proud member of the Bell 47 Helicopter Association, a valueable resource for the Bell 47 community

Mechanic Tony Morrisroe holding a set of tail rotors that pilot Jim Hicks flew for 3 miles to a safe landing area. This was after blowing driftwood into the tail rotor during low level operation. The only damage to the aircraft was to the tail rotors.

-9

1124 Ainsworth St.Pasco, WA 99301 Ph: (509) 545-3137 Email: info@hac-composites.com

PMA No. PQ2131NM

Transport Canada Approval

Repair Station No. Y3HR118Y

Installation/Maintenance Manual