14 C.F.R. § 25.977 Fuel tank outlet.
Title 14 - Aeronautics and Space
(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 airplanes, have 8 to 16 meshes per inch; and (2) For turbine engine powered airplanes, prevent the passage of any object that could restrict fuel flow or damage any fuel system component. (b) [Reserved] (c) The clear area of each fuel tank outlet strainer must be at least five times the area of the outlet line. (d) The diameter of each strainer must be at least that of the fuel tank outlet. (e) Each finger strainer must be accessible for inspection and cleaning. [Amdt. 25–11, 32 FR 6913, May 5, 1967, as amended by Amdt. 25–36, 39 FR 35460, Oct. 1, 1974]
Title 14: Aeronautics and Space
PART 25—AIRWORTHINESS STANDARDS: TRANSPORT CATEGORY AIRPLANES
Subpart E—Powerplant
Fuel System
§ 25.977 Fuel tank outlet.
