Military specification MIL-U-44164 covers a polypropylene undershirt used as a component of ECWCS.

History

• 1995-10-25: Revision A Notice 1 - cancelled and superseded by A-A-55246.
• 1989-01-25: Revision A
• 1985-03-19

References

• https://quicksearch.dla.mil/qsDocDetails.aspx?ident_number=24243