AC 25-7D

Change 1

Advisory circular · Flight Test Guide for Certification of Transport Category Airplanes

Approved
September 16, 2025
Last reviewed
September 16, 2025
Cancels
AC25-7D
Family
AC 25-7 · 6 versions
Revision
D
14 CFR parts
25

Guidance, not mandatory unless a rule or AD requires it. DRS record last changed October 27, 2026.

Show pages 482–493
Page 494Open in PDF

Appendix G Figure G-4. Plot to Determine VMCA for Derate Thrust

3000 Fna - lbs 2900 2800 2700 2600 2500 2400 Maximum Thrust Derated Thrust (5%) 80 KEAS 2686 lbs 50 100 150 200 Ve - kts G.1.9 For a given weight and bank angle, rudder pedal force is determined solely by asymmetric thrust; consequently, takeoff thrust should be limited to a value that results in a pedal force no greater than 150 lbs (180 lbs prior to amendment 25-42).

G-6

Page 495Open in PDF

OMB Control Number: 2120-0746 Expiration Date: 12/31/2027 FAA 1320-73 (01/25) SUPERSEDES PREVIOUS EDITIONS Paperwork Reduction Act Burden Statement: A federal agency may not conduct or sponsor, and a person is not required to respond to, nor shall a person be subject to a penalty for failure to comply with a collection of information subject to the requirements of the Paperwork Reduction Act unless that collection of information displays a currently valid OMB Control Number. The OMB Control Number for this information collection is 2120-0746. Public reporting for this collection of information is estimated to be approximately 20 minutes per response, including the time for reviewing instructions, searching existing data sources, gathering, and maintaining the data needed, completing, and reviewing the collection of information.

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