Text in force at 23-63: from 23-51, effective 12 Mar 1996.
(a) Each fuel tank must be able to withstand, without failure, the vibration, inertia, fluid, and structural loads that it may be subjected to in operation.
[(b) Each flexible fuel tank liner must be shown to be suitable for the particular application.]
(c) Each integral fuel tank must have adequate facilities for interior inspection and repair.
(d) The total usable capacity of the fuel tanks must be enough for at least one-half hour of operation at maximum continuous power.
(e) Each fuel quantity indicator must be adjusted, as specified in Sec. 23.1337(b), to account for the unusable fuel supply determined under [Sec. 23.959(a).]
(f) [Removed.]
61 FR 5136 · Source