STC SR09167RC

Replacement of tail rotor control roller chain.

Historical Reissued Aircraft Rotorcraft Rev 02/04/2009 View PDF on drs.faa.gov ↗

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)

H13WE Rotorcraft Development Corporation · UH-1B
H13WE Rotorcraft Development Corporation · UH-1H
H3NM Rotorcraft Development Corporation · UH-1B
H5NM Rotorcraft Development Corporation · HH-1K
H5NM Rotorcraft Development Corporation · TH-1L
H5NM Rotorcraft Development Corporation · UH-1E
H5NM Rotorcraft Development Corporation · UH-1L

Certification basis — 14 CFR

Part 21

Specific sections

Sec. 111
Sec. 113
Sec. 115
Sec. 117
Sec. 119
Sec. 120
§ 21.25
§ 21.47

The STC PDF on drs.faa.gov is the authoritative document — it lists installation instructions, ICA requirements, and any limitations. Open PDF ↗