FAA · Supplemental Type Certificate
STC SR02055SE
Replacement tail rotor blades, Part Numbers 65161-00001-041MII and/or 65161-00001-043MII
What is an STC?
A Supplemental Type Certificate authorizes a major modification or alteration to an FAA-certificated aircraft. STCs are how operators legally install new avionics, change fuel systems, add floats, swap engines, etc. — every change beyond a minor modification needs one.
Applicable aircraft (7)
- H6EA Erickson Incorporated DBA Erickson Air-Crane · S-64E
- H6EA Erickson Incorporated DBA Erickson Air-Crane · S-64F
- H14NM Helicopter Transport Services Inc. · CH-54B
- H16NM Helicopter Transport Services LLC · CH-54A
- R00009SE Helicopter Transport Services LLC · CH-54A
- H18NM Siller Helicopters LLC · CH-54A
- H17NM Silver Bay Logging Inc. · CH-54A
Specific sections
- Sec. 111
- Sec. 113
- Sec. 115
- Sec. 117
- Sec. 119
- Sec. 120
- § 21.47
The STC PDF on drs.faa.gov is the authoritative document — it lists installation instructions, ICA requirements, and any limitations. Open PDF ↗