---
kind: "section"
citation: "14 C.F.R. § 25.333"
title: "14"
number: "25.333"
heading: "Flight maneuvering envelope."
url: "https://uscodex.org/cfr/14/25.333"
---

# §25.333. Flight maneuvering envelope.

- (a) **General.** The strength requirements must be met at each combination of airspeed and load factor on and within the boundaries of the representative maneuvering envelope (V-n diagram) of [paragraph (b)](#b) of this section. This envelope must also be used in determining the airplane structural operating limitations as specified in [§ 25.1501](/cfr/14/25.1501.md).
- (b) **Maneuvering envelope.**

## Notes

### Amendments

[Doc. No. 5066, 29 FR 18291, Dec. 24, 1964, as amended by Amdt. 25-86, 61 FR 5220, Feb. 9, 1996]

### Authority

Authority: 49 U.S.C. 106(f), 106(g), 40113, 44701, 44702 and 44704; Pub. L. 115-254, 132 Stat 3281 (49 U.S.C. 44903 note).

### Source

Source: Docket No. 5066, 29 FR 18291, Dec. 24, 1964, unless otherwise noted.

### Amendments

[Doc. No. 5066, 29 FR 18291, Dec. 24, 1964, as amended by Amdt. 25-86, 61 FR 5220, Feb. 9, 1996]