Exhaust Deflector - Alpine Aerotech Exhaust Deflector - Alpine Aerotech

Alpine Aerotech has developed the Exhaust Deflector to direct hot exhaust ejector gases away from your aircraft’s tailboom, increasing tailboom service life.

Products - Bell Helicopters

Exhaust Deflector, RH

Alpine Aerotech has developed the Exhaust Deflector to direct hot exhaust ejector gases away from your aircraft’s tailboom, increasing tailboom service life.

Aircraft Make Bell Helicopters
Aircraft Model Bell 212 Bell 412 , UH-1N
Product System Air Management
Product Description Exhaust Deflector, RH
Alpine Part Number


Alternate Configurations N/A
Price USD


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Features & Benefits

  • The Exhaust Deflector directs exhaust gases 30⁰ upwards from the tips of the exhaust ejectors.
  • Deflecting exhaust gases upwards results in many advantages for the helicopter operator:
    • Lower temperatures on the tailboom bonded panels.
    • Reduced temperatures at the No. 3 drive shaft bearing location.
    • Less damage to tailboom paint finish.
    • Significant reduction in soot deposits on tailboom.
  • The installation of Alpine Aerotech’s Exhaust Deflectors drops temperatures approximately 43.3⁰ C (110⁰F).
  • Replacement parts available upon inquiry.


Approval STC Number AC Approved
TCCA SH97-3 212, 412, 412EP, 412CF
FAA SR00650NY 212, 412, 412EP, 412CF
GER RC 1135 212, 412
JCAB STC-4-OSA 212, 412, 412EP


  • Weight: 7.93lbs
  • Balance: Long. Arm 241.52; Lat. Arm 0
  • Install Time: 4 Hours


All accessories/components manufactured by Alpine Aerotech LP are warranted to be free from defects in workmanship performed by Alpine Aerotech LP for a period of twelve (12) months or six hundred (600) hours of operation; whichever occurs first, after the date of shipment.

Cross Reference Part Numbers

  • N/A

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