FAA · Supplemental Type Certificate
STC SR01430LA
Installation of Stainless Steel Skid shoes.
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 (45)
- 2H3 Bell Helicopter Textron · 47G-2A
- 2H3 Bell Helicopter Textron · 47G-2A-1
- 2H3 Bell Helicopter Textron · 47G-3B
- 2H3 Bell Helicopter Textron · 47G-3B-1
- 2H3 Bell Helicopter Textron · 47G-3B-2
- 2H3 Bell Helicopter Textron · 47G-3B-2A
- 2H3 Bell Helicopter Textron · 47G-4
- 2H3 Bell Helicopter Textron · 47G-4A
- 2H3 Bell Helicopter Textron · 47G-5
- 2H3 Bell Helicopter Textron · 47G-5A
- H-1 Bell Helicopter Textron · 47D
- H-1 Bell Helicopter Textron · 47D1
- H-1 Bell Helicopter Textron · 47G
- H-1 Bell Helicopter Textron · 47G-2
- H1CE The Enstrom Helicopter Corporation · 280
- H1CE The Enstrom Helicopter Corporation · 280C
- H1CE The Enstrom Helicopter Corporation · 280F
- H1CE The Enstrom Helicopter Corporation · 280FX
- H1CE The Enstrom Helicopter Corporation · 480
- H1CE The Enstrom Helicopter Corporation · 480B
- H1CE The Enstrom Helicopter Corporation · F-28
- H1CE The Enstrom Helicopter Corporation · F-28A
- H1CE The Enstrom Helicopter Corporation · F-28C
- H1CE The Enstrom Helicopter Corporation · F-28F
- H1CE The Enstrom Helicopter Corporation · TH-28
- 4H10 Hiller Aviation · UH-12D
- H3WE MD Helicopter Inc. · 369
- H3WE MD Helicopter Inc. · 369A
- H3WE MD Helicopter Inc. · 369D
- H3WE MD Helicopter Inc. · 369E
- H3WE MD Helicopter Inc. · 369HE
- H3WE MD Helicopter Inc. · 369HM
- H3WE MD Helicopter Inc. · 369HS
- 4H12 Schweizer Aircraft Corporation · 269A
- 4H12 Schweizer Aircraft Corporation · 269A-1
- 4H12 Schweizer Aircraft Corporation · 269B
- 4H12 Schweizer Aircraft Corporation · 269C
- 4H12 Schweizer Aircraft Corporation · 269C-1
- 4H12 Schweizer Aircraft Corporation · 269D
- H10WE Robinson Helicopter Company · R22
- H10WE Robinson Helicopter Company · R22 ALPHA
- H10WE Robinson Helicopter Company · R22 BETA
- H10WE Robinson Helicopter Company · R22 MARINER
- H11NM Robinson Helicopter Company · R44
- H11NM Robinson Helicopter Company · R44 II
Specific sections
- Sec. 111
- Sec. 113
- Sec. 115
- Sec. 117
- Sec. 119
- Sec. 120
- § 21.29
The STC PDF on drs.faa.gov is the authoritative document — it lists installation instructions, ICA requirements, and any limitations. Open PDF ↗