MIL-P-40619
Military Specification, Plastic Material, Cellular, Polystyrene (For Buoyancy Applications)
Published by U.S. Department of Defense (military specifications) (DoD)
The CFR incorporates MIL-P-40619 by reference, which makes the edition it names part of the regulation. The CFR requires the edition it names, which may not be the newest. To enforce any other edition, the agency must publish the change in the Federal Register.
The edition the CFR requires
MIL-P-40619A, December 9, 1968
As the CFR lists it: “MIL-P-40619A, Military Specification, Plastic Material, Cellular, Polystyrene (For Buoyancy Applications), (December 9, 1968)”
- Listed in 46 CFR 160.010-1(d)(3); required by46 CFR 160.010-5 ↗
How to read it
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MIL-P-40619 is copyrighted by its publisher; RegKnot shows its title and the editions the CFR names, not its text. Read from the eCFR's incorporation-by-reference sections, current as of October 26, 2026. The regulation text governs. All standards the CFR requires.