---
kind: "section"
citation: "14 C.F.R. § 27.977"
title: "14"
number: "27.977"
heading: "Fuel tank outlet."
url: "https://uscodex.org/cfr/14/27.977"
---

# §27.977. Fuel tank outlet.

- (a) There must be a fuel stainer 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. 27-11, 41 FR 55470, Dec. 20, 1976]

### Authority

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

### Source

Source: Docket No. 5074, 29 FR 15695, Nov. 24, 1964, unless otherwise noted.

### Amendments

[Amdt. 27-11, 41 FR 55470, Dec. 20, 1976]