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AA.I.B.K3eFAA-S-ACS-11A · Nov 2023Knowledge

e. Loading (e.g., center of gravity)

ACS element text (the applicant demonstrates understanding of)

may select a sub-element such as AA.I.B.K3a to satisfy the requirement e. Loading (e.g., center of gravity)

Bottom line

For a one-engine-inoperative ferry flight, the approved Airplane Flight Manual must contain center of gravity limits, and the flight is conducted in accordance with that data. Each operator should construct a loading envelope with curtailments.

Key numbers

Key numbers for e. Loading (e.g., center of gravity)
NumberWhat it means
95-percent confidence level of passenger weight variationCG curtailment

FAA references

  1. 14 CFR 91.611 (Authorization for ferry flight with one engine inoperative.) — eCFR current as of 2026-03-05
  2. AC 120-27 Appendix F — AC No: 120-27F
  3. AC 120-27 ch. 3 Fuel Burn Off — AC No: 120-27F
  4. AC 120-27, para. 4.1.1 — AC No: 120-27F
  5. AC 61-107, para. 3-2 — AC No: 61-107B
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