| Acronym | Meaning |
 | PM | Preventative Maintenance |
| PM | Process Model |
| PM | Program Manager |
| PM TRADE | Project Manager For Training Devices |
| PMA | Permanent Magnet Alternator |
| PMA | Program Manager Air |
| PMAL | Permanent Magnetic Alternator Left |
| PMAL | Pma Ac Voltage Left |
| PMAR | Permanent Magnetic Alternator Right |
| PMAR | Pma Ac Voltage Right |
| PMC | Part Mission Capable |
| PMCM | Part Mission Capable Maintenance |
| PMCS | Partial Mission Capable, Supply |
| PMDB | Project Master Data Base (trw Ir&d Project Name) |
| PME | Precision Measurement Equipment |
| PME | Prime Mission Equipment |
| PMG | Permanent Magnet Generator |
| PMGT | Power Management |
| PMGW | Primary Mission Gross Weight |
| PMIC | Periodic Maintenance Information Card |
| PMIC | Precious Metal Indicator Code |
| PMM | Power Management Mode |
| PMM | Program Memory Module |
| PMP | Project Master Plan |
| PMRM | Phase (periodic) Maintenance Requirements Manual |
| PMS | Performance Measurement System |
| PMS | Planned Maintenance System |
| PMS | Program Management System |
| PMS | Program Manager Sea |
| PMTC | Pacific Missle Test Center (point Mugu) |
| PNEU | Pneumatic |
| PNL | Panel |
| PNVS | Pilots Night Vision System |
| PO | Ambient Pressure |
| PO | Project Officer |
| POAM | Plan Of Action And Milestones |
| POBIT | Power-on Built-in Test |
| POC | Point Of Contact |
| POCD | Process Operational Concept Document |
| POET | H Band Expendable Jammer |
| POFA | Programmed Operational & Functional Appraisal |
| POIL | Engine Delta Oil Pressure |
| POL | Petroleum, Oil, And Lubricant |
| POL | Polarity |
| POM | Program Objective Memorandum |
| PORTS | Portable Training System |
| POS | Positiontmtpositive |
| POSIX | Portable Operating System Interface |
| POSN | Position |
| PP | Point To Point |
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