Skip to content

Atlas / STC / SA00466AT

FAA · Supplemental Type Certificate

STC SA00466AT

Installation of Redline Hydraulic Brake Conversion Kit No. 11-2174. (S/N's 66-2234 thru 66-2833, 75-3048 thru 75-3057, 75-3418 thru 75-3507, 76-3508 thru 76-3957, 81-4008 thru 81-4132)

Historical Reissued Aircraft Single-Engine Rev 04/29/1996 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.

Certification basis — 14 CFR

Specific sections

  • Sec. 111
  • Sec. 113
  • Sec. 115
  • Sec. 117
  • Sec. 119
  • Sec. 120

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