Atlas / STC / SE01954SE (PAGE 3)
FAA · Supplemental Type Certificate
STC SE01954SE (PAGE 3)
Installation of engine crankcase seal.
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 (167)
- 1E4 Lycoming Engines · AEIO-540-D4A5
- 1E4 Lycoming Engines · AEIO-540-D4B5
- 1E4 Lycoming Engines · AEIO-540-D4C5
- 1E4 Lycoming Engines · AEIO-540-D4D5
- 1E4 Lycoming Engines · AEIO-540-L1B5
- 1E4 Lycoming Engines · AEIO-540-L1B5D
- 1E4 Lycoming Engines · AEIO-540-L1D5
- 1E4 Lycoming Engines · HIO 540-A1A
- 1E4 Lycoming Engines · IO-540-A1A5
- 1E4 Lycoming Engines · IO-540-AA1A5
- 1E4 Lycoming Engines · IO-540-AA1B5
- 1E4 Lycoming Engines · IO-540-AB1A5
- 1E4 Lycoming Engines · IO-540-AC1A5
- 1E4 Lycoming Engines · IO-540-AE1A5
- 1E4 Lycoming Engines · IO-540-B1A5
- 1E4 Lycoming Engines · IO-540-B1B5
- 1E4 Lycoming Engines · IO-540-B1C5
- 1E4 Lycoming Engines · IO-540-C1B5
- 1E4 Lycoming Engines · IO-540-C1C5
- 1E4 Lycoming Engines · IO-540-C2C
- 1E4 Lycoming Engines · IO-540-C4B5
- 1E4 Lycoming Engines · IO-540-C4B5D
- 1E4 Lycoming Engines · IO-540-C4C5
- 1E4 Lycoming Engines · IO-540-C4D5
- 1E4 Lycoming Engines · IO-540-C4D5D
- 1E4 Lycoming Engines · IO-540-D4A5
- 1E4 Lycoming Engines · IO-540-D4B5
- 1E4 Lycoming Engines · IO-540-D4C5
- 1E4 Lycoming Engines · IO-540-E1A5
- 1E4 Lycoming Engines · IO-540-E1B5
- 1E4 Lycoming Engines · IO-540-E1C5
- 1E4 Lycoming Engines · IO-540-G1A5
- 1E4 Lycoming Engines · IO-540-G1B5
- 1E4 Lycoming Engines · IO-540-G1C5
- 1E4 Lycoming Engines · IO-540-G1D5
- 1E4 Lycoming Engines · IO-540-G1E5
- 1E4 Lycoming Engines · IO-540-G1F5
- 1E4 Lycoming Engines · IO-540-J4A5
- 1E4 Lycoming Engines · IO-540-K1A5
- 1E4 Lycoming Engines · IO-540-K1A5D
- 1E4 Lycoming Engines · IO-540-K1B5
- 1E4 Lycoming Engines · IO-540-K1B5D
- 1E4 Lycoming Engines · IO-540-K1C5
- 1E4 Lycoming Engines · IO-540-K1D5
- 1E4 Lycoming Engines · IO-540-K1E5
- 1E4 Lycoming Engines · IO-540-K1E5D
- 1E4 Lycoming Engines · IO-540-K1F5
- 1E4 Lycoming Engines · IO-540-K1F5D
- 1E4 Lycoming Engines · IO-540-K1G5
- 1E4 Lycoming Engines · IO-540-K1G5D
+ 117 more aircraft
Certification basis — 14 CFR
The STC PDF on drs.faa.gov is the authoritative document — it lists installation instructions, ICA requirements, and any limitations. Open PDF ↗