FAA · Supplemental Type Certificate
STC SA4-840
Fabric replaced with glass cloth on wings, fuselage, empennage and/or control surfaces.
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 (50)
- A-728 Aeronca Aircraft Corporation · 65-TC (Army L-3J)
- A-728 Aeronca Aircraft Corporation · 50-TC
- A-728 Aeronca Aircraft Corporation · 60-TF
- A-802 Aeronca Aircraft Corporation · 15AC
- A-759 American Champion Aircraft Corp. · 7 Series
- A-761 American Champion Aircraft Corp. · S11BC
- A-761 American Champion Aircraft Corp. · S11AC
- A-761 American Champion Aircraft Corp. · 11BC
- A-761 American Champion Aircraft Corp. · 11AC
- A-773 Bellanca Aircraft Corporation · 14-13 Series
- A-743 Boeing Airplane Company Wichita Division · 75 Series
- A-696 Booth Lee F. dba Taylorcraft Aerospace · BC Series
- A-768 The Cessna Aircraft Company · 140
- A-768 The Cessna Aircraft Company · 120
- A-799 The Cessna Aircraft Company · 170
- A-709 Consolidated Vultee Aircraft Corporation Stinson Division · 10
- A-709 Consolidated Vultee Aircraft Corporation Stinson Division · HW-75
- A-707 Fairchild Industries Inc. · 24W-46
- A-724 Fairchild Industries Inc. · M-62 Series
- ATC 633 Fairchild Industries Inc. · 24GS
- ATC 633 Fairchild Industries Inc. · 24G (Army UC-61H)
- A-2-571 General Dynamics Corporation · BT-13 Series
- A-2-571 General Dynamics Corporation · BT-15
- A-734 Gulfstream Aerospace Corporation · G-44A
- A-734 Gulfstream Aerospace Corporation · G-44 Series
- A-734 Gulfstream Aerospace Corporation · Scan Type 30
- G-15 Laister-Kauffmann Aircraft Corporation · LK-10A (Army TG-4A)
- A-694 The Don Luscombe Aviation History Foundation Inc. · 8 Series
- A-803 Mooney Mite Aircraft Corporation · M-18 Series
- 1A2 The New Piper Aircraft Inc. · PA-19 (Army L-18C)
- 1A2 The New Piper Aircraft Inc. · PA-18
- 1A4 The New Piper Aircraft Inc. · PA-20
- 1A6 The New Piper Aircraft Inc. · PA-22
- A-691 The New Piper Aircraft Inc. · J3 Series
- A-780 The New Piper Aircraft Inc. · PA-12
- A-797 The New Piper Aircraft Inc. · PA-14
- GTC 12 Pratt Read & Co. Inc. · PR-G1 (Navy LNE-1)
- GTC12 Pratt Read & Co. Inc. · PR-G1 (Army TG-32)
- A-649 Raytheon Aircraft Company · 17 Series
- A-765 Raytheon Aircraft Company · C-45 Series
- A-2-575 Rockwell International Corporation · AT-6 Series
- A-2-575 Rockwell International Corporation · T-6G
- A-2-575 Rockwell International Corporation · BC-1A
- A-749 Ryan Aeronautical Company · ST-3KR (Army PT-22A)
- A-749 Ryan Aeronautical Company · ST-3KR (Army PT-22)
- A-746 Taylorcraft Inc. · DC Series
- A-718 Univair Aircraft Corporation · 415-C
- A-718 Univair Aircraft Corporation · 415-CD
- A-767 Univair Aircraft Corporation · 108 Series
- A-787 Univair Aircraft Corporation · 415D
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 ↗