FAA · Supplemental Type Certificate
STC SR00408NY
Installation of Airwolf remote mounted engine oil filter model AFC-600.
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 (23)
- 2H1 Bell Helicopter Textron · 47J
- 2H1 Bell Helicopter Textron · 47J-2A
- 2H1 Bell Helicopter Textron · 47J-2
- 2H1 Bell Helicopter Textron · 47K
- 2H3 Bell Helicopter Textron · 47 Series
- 2H3 Bell Helicopter Textron · 47G-5A
- 2H3 Bell Helicopter Textron · 47G-5
- 2H3 Bell Helicopter Textron · 47G-4
- 2H3 Bell Helicopter Textron · 47G-3B-2
- 2H3 Bell Helicopter Textron · 47G-3B-1 (TH-13T)
- 2H3 Bell Helicopter Textron · 47G-3B
- 2H3 Bell Helicopter Textron · 47G-3 (OH-13H)
- 2H3 Bell Helicopter Textron · 47G-2A-1
- 2H3 Bell Helicopter Textron · 47G-2A
- 2H3 Bell Helicopter Textron · 47G-4A
- 2H3 Bell Helicopter Textron · 47G-3B-2A
- H-1 Bell Helicopter Textron · 47D1 Series
- H-1 Bell Helicopter Textron · 47H-1
- H-1 Bell Helicopter Textron · 47E (Navy HTL-3)
- H-1 Bell Helicopter Textron · 47D (USAF H-13B)
- H-1 Bell Helicopter Textron · 47B3
- H-1 Bell Helicopter Textron · 47B
- H-1 Bell Helicopter Textron · 47
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 ↗