Regulations last checked for updates: Feb 07, 2026

Title 14 - Aeronautics and Space last revised: Dec 19, 2026
§ 27.1015 - Oil tank tests.

Each oil tank must be designed and installed so that it can withstand, without leakage, an internal pressure of 5 p.s.i., except that each pressurized oil tank used with a turbine engine must be designed and installed so that it can withstand, without leakage, an internal pressure of 5 p.s.i., plus the maximum operating pressure of the tank.

[Amdt. 27-9, 39 FR 35462, Oct. 1, 1974]
authority: 49 U.S.C. 106(f), 106(g), 40113, 44701-44702, 44704
source: Docket No. 5074, 29 FR 15695, Nov. 24, 1964, unless otherwise noted.
cite as: 14 CFR 27.1015