| Abbreviation | Definition |
|---|---|
| P&M | Processes and Materials |
| P&M | Program Milestone |
| P&M | Pulse Modulation |
| P&R | Performance and Resources |
| P&SM | Procurement and Subcontract Management |
| P&W | Pratt and Whitney |
| P/A | Problem Analysis |
| P/B | Playback |
| P/B | Preburner |
| P/B | Pre-Burner |
| P/B | Push Button |
| P/C | Pitch Control |
| P/L | Parts List |
| P/L | PayLoad |
| P/L | Post Landing |
| P/L | Purchased Labor |
| P/M | Payload Module |
| P/N | Part Number |
| P/P | Patch Panel |
| P/P | Printer/Plotter |