---
kind: "section"
citation: "14 C.F.R. § 29.977"
title: "14"
number: "29.977"
heading: "Fuel tank outlet."
url: "https://uscodex.org/cfr/14/29.977"
---

# §29.977. Fuel tank outlet.

- (a) There must be a fuel strainer for the fuel tank outlet or for the booster pump. This strainer must—
  - (1) For reciprocating engine powered rotorcraft, have 8 to 16 meshes per inch; and
  - (2) For turbine engine powered rotorcraft, prevent the passage of any object that could restrict fuel flow or damage any fuel system component.
- (b) The clear area of each fuel tank outlet strainer must be at least five times the area of the outlet line.
- (c) The diameter of each strainer must be at least that of the fuel tank outlet.
- (d) Each finger strainer must be accessible for inspection and cleaning.

## Notes

### Amendments

[Amdt. 29-12, 41 FR 55473, Dec. 20, 1976, as amended by Amdt. 29-59, 88 FR 8739, Feb. 10, 2023]

### Authority

Authority: 49 U.S.C. 106(f), 106(g), 40113, 44701-44702, 44704.

### Source

Source: Docket No. 5084, 29 FR 16150, Dec. 3, 1964, unless otherwise noted.

### Amendments

[Amdt. 29-12, 41 FR 55473, Dec. 20, 1976, as amended by Amdt. 29-59, 88 FR 8739, Feb. 10, 2023]