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Atlas / STC / SR01595NY-D

FAA · Supplemental Type Certificate

STC SR01595NY-D

Installation of a Keystone Helicopter Utility Interior. Not valid for VERTOL 107-II model helicopters serial numbers 402, 404, 406, 2002, and 2003.

Current Reissued Aircraft Rotorcraft Rev 10/04/2005 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 (1)

Certification basis — 14 CFR

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 ↗