| Acronym | Sense | Language | Topics |
|---|---|---|---|
| MECR | Maintenance Engineering Change Request | In English | |
| MEWG | Maintenance Engineering Working Group | In English | → Engineering, technology |
| MGE | Maintenance Ground Equipment | In English | |
| MICIS | Material Inventory Control and Information System | In English | → Software |
| MICIS | Mechanized Information Control Inventory System | In English | |
| MICIS | Mechanized Inventory Control Information System | In English | → Software |
| MMACS | Maintenance Management and Control System | In English | |
| MMAS | Material Management and Accounting System | In English | → Accounting |
| MMAS | Mechanized Material Accountability System | In English | → Mechanical engineering |
| MMC | Maintenance Management Center | In English | |
| MMCT | Mobile Maintenance Contact Team | In English | |
| MMD | Mobile Maintenance Depot | In English | |
| MMD | MSC Maintenance Depot | In English | |
| MMDS | Maintenance Management Data System | In English | → Data |
| MO | Maintenance Organization | In English | |
| MPAR | Maintainability Problem and Assessment Report | In English | |
| MPB | Maintenance Parts Breakdown | In English | |
| MPC | Material Procurement Cost | In English | → Prices |
| MPL | Maintenance Parts List | In English | |
| MPL | Materials and Process List | In English | |
| MPL | Mechanical Parts List | In English | → Mechanical engineering |
| MPMP | Mechanical Parts, Material & Process(es) | In English | → Mechanical engineering |
| MPP | Material Processing Procedure | In English | |
| MPR | Maintainability Problem Report | In English | |
| MR | Maintenance and Refurbishment | In English | |
| MR | Material Request | In English | |
| MR | Material Review | In English | |
| MRB | Material Review Board | In English | |
| MRD | Material Review Disposition | In English | |
| MRE | Material Review Engineering | In English | |
| MRF | Maintenance Responsibility File | In English | → Files |
| MRL | Material Requirements List | In English | |
| MRO | Maintenance, Repair and Overhaul | In English | |
| MRO | Maintenance Repair and Operation | In English | |
| MRO | Material Release Order | In English | |
| MRO | Maintenance, Réparation et Opération = MRO | Maintenance, Repair and Overall | In English |
In French | |
| MRO | Maintenance, Repair and Overall = (look above) |
In English | |
| MRP | Manufacturing Resource Planning | In English | |
| MRP | Material Requirements Planning | In English | |
| MRP | Material Review Process | In English | |
| MRPF | Maintenance of Real Property Facilities | In English | |
| MRR | Manufacturing Readiness Review | In English | → Engineering, technology |
| MRS | Master Repair Schedule | In English | |
| MRTS | Material Requirements Tracking System | In English | |
| MRTS | Modification And Repair Tracking System | In English | |
| MRTS | Modification Recycle Tracking System | In English | |
| MS | Material Specification | In English | → Materials science |
| MSA | Material Service Area | In English | |
| MSA | Material Subcontract Administrator | In English | |
| MSAD | Materials Summary Acceptance Document | In English | → Quality management |
| MSC | Materials Service Center | In English | |
| MSCB | Manufacturing Status Control Board | In English | → Engineering, technology |
| MSDS | Materials Safety Data Sheet | In English | |
| MSE | Maintenance Support Equipment | In English | |
| MSF | Maintenance Source File | In English | → Files |
| MSF | Maintenance des Systèmes Fluides | In French | |
| MSG | Maintenance Steering Group | In English | |
| MSG | Maintenance Study Group | In English | |
| MSI | Maintenance-Significant Item | In English | |
| MSMA | Maintenance des Systèmes Mécaniques Automatisés | In French | → Mechanical engineering |
| MSS | Maintenance Status System | In English | |
| MTA | Maintenance Task Analysis | In English | |
| MTA | Maintenance Technical Assistance | In English | |
| MTB | Materials Testing Branch | In English | → Materials science |
| MTBCF | Mean Time Between Critical Failures | In English | |
| MTBF | Mean Time Between Failures | In English | |
| MTBM | Mean Time Between Maintenance | In English | |
| MTBMA | Mean Time Between Maintenance Action | In English | |
| MTBR | Mean Time Between Removal | In English | |
| MTBR | Mean Time Between Replacement | In English | |
| MTE | Maintenance Test Equipment | In English | |
| MTEC | Maintenance Test Equipment Catalog | In English | |
| MTEE | Maintenance Test Equipment, Electrical | In English | → Electrical engineering |
| MTEF | Maintenance Test Equipment, Fluid | In English | |
| MTEM | Maintenance Test Equipment Module | In English | |
| MTEM | Maintenance Test Equipment, Mechanical | In English | → Mechanical engineering |
| MTEO | Maintenance Test Equipment, Optical | In English | |
| MTTE | Mean Time To Exchange | In English | |
| MTTF | Mean Time To Failure | In English | |
| MTTFF | Mean Time To First Failure | In English | |
| MTTR | Mean Time To Repair | In English | |
| MTTRF | Mean Time To Restore Function | In English | |
| MWD | Material Withdrawal Document | In English | |
| MWG | Maintainability Working Group | In English | |
| MWOR | Maintenance Work Order Request | In English | |
| MYTA | Maintainability Task Analysis | In English | |
| MYVAL | Maintainability Evaluation | In English | |
| NEMS | NASA Equipment Management System | In English | → Astronautics → United States |
| NICP | National Inventory Control Point | In English | |
| NLD | Network Logistics Depot | In English | |
| NMP | National Maintenance Point | In English | |
| NRM | Nonrecurring Maintenance | In English | |
| NSLD | NASA Shuttle Logistics Depot | In English | → Astronautics → United States |
| OALC | Ogden Air Logistics Center | In English | → Aeronautics, aircraft |
| OCALC | Oklahoma City Air Logistics Center | In English | → Aeronautics, aircraft → United States |
| OF | Ordre de Fabrication | In French | |
| OMA | Operations Maintenance Area | In English | |
| OMA | Orbiter Maintenance Area | In English | → Astronautics |
| OMA | Operation and Maintenance, Army | In English | → Military affairs |
| OMAR | Operation and Maintenance, Army Reserve | In English | → Military affairs |
| OMARNG | Operation and Maintenance, Army National Guard | In English | → Military affairs |
| OMCF | Operations and Maintenance Control File | In English | |
| OMCF | Orbiter Maintenance and Checkout Facility | In English | → Astronautics |
| OMCS | Operations and Maintenance Communications System | In English | → Telecommunications |
| OMD | Operations and Maintenance Documentation | In English | |
| OMDP | Orbiter Maintenance Down Period | In English | → Astronautics |
| OMDR | Operations and Maintenance Data Record | In English | → Records management |
| OMEWG | Orbiter Maintenance Engineering Working Group | In English | → Astronautics |
| OMI | Operations and Maintenance Instruction | In English | |
| OMIJC | Operations and Maintenance Instruction Job Card | In English | |
| OMISS | Operation and Maintenance Instruction Summary Sheet | In English | |
| OMMH | Orbiter Maintenance Man-Hour | In English | → Astronautics |
| OMP | Operating Maintenance Plan | In English | |
| OMP | Operations and Maintenance Plan | In English | |
| OMPR | Operational Maintainability Problem Reporting | In English | |
| OMR | Operations and Maintenance Requirement | In English | |
| OMRC | Operational Maintenance Requirements Catalog | In English | |
| OMRF | Orbiter Maintenance and Refurbishment Facility | In English | → Astronautics |
| OMRF | Orbiter Modification and Refurbishment Facility | In English | → Astronautics |
| OMRP | Operations and Maintenance Requirements Plan | In English | |
| OMRS | Operations and Maintenance Requirements and Specifications | In English | |
| OMRS | Operations and Maintenance Requirements System | In English | |
| OMRSCB | Operations and Maintenance Requirements and Control Board | In English | |
| OMRSD | Operations and Maintenance Requirements and Specifications Document | In English | |
| OOMM | Organizational Operations and Maintenance Manual | In English | |
| ORLA | Optimum Repair Level Analysis | In English | |
| OSCRS | Orbital Spacecraft Consumables Resupply System | In English | → Astronautics |
| OSMP | Operational Support Maintenance Plan | In English | |
| P&M | Production and Maintenance | In English | |
| P&MD | Productivity and Manufacturing Development | In English | |
| P&R | Performance and Resources | In English | |
| PASOLS | Pacific Area Senior Officer Logistics Seminar | In English | |
| PCD | Procurement Control Document | In English | → Quality management |
| PEM | Plant Engineering and Maintenance | In English | |
| PEP | Plant Engineering Procedure | In English | |
| PHST | Packaging, Handling, Storage, and Transportation | In English | → Transport and postal services |
| PHTR | Packaging, Handling, and Transportation Record | In English | → Records management → Transport and postal services |
| PIO | Provisioned Item Order | In English | |
| PM | Preventive Maintenance | In English | |
| PM&P | Parts, Materials, And Processes | In English | → Engineering, technology |
| PMG | Parts Management Group | In English | → Organizations and associations |
| PMI | Preventive Maintenance Instruction | In English | |
| PMI | Principal Maintenance Inspector | In English | |
| PML | Preliminary Materials List | In English | |
| PMP | Parts, Materials, and Processes | In English | |
| PMPCB | Parts, Materials, and Processes Control Board | In English | |
| PMPCB | Parts, Materials, and Processes Change Board | In English | |
| PMPL | Preferred Mechanical Parts List | In English | → Electrical engineering |
| PMR | Parts Material Request | In English | |
| PMRB | Primary Material Review Board | In English | |
| PMT | Production Monitoring Test | In English | |
| PMWO | Preventive Maintenance Work Order | In English | |
| POLAR | Production Order Location and Record | In English | → Records management |
| POLAR | Production Order Location and Reporting | In English | |
| PORB | Production Operations Review Board | In English | |
| PORCN | Production Order Records Change Notice | In English | → Records management |
| PP&LS | Production Planning and Logistics Support | In English | |
| PP&WC | Process Planning and Work Control | In English | |
| PPB | Provisioning Parts Breakdown | In English | |
| PPIL | Priced Provisioned Item List | In English | |
| PPL | Planning Parts List | In English | |
| PPL | Preferred Parts List | In English | |
| PPL | Priced Parts List | In English | |
| PPL | Program Parts List | In English | |
| PPL | Provisioning Parts List | In English | |
| PPSL | Program Parts Selection List | In English | |
| PRR | Parts Replacement Request | In English | |
| PRR | Parts Rework or Replacement | In English | |
| PRR | Production Readiness Review | In English | |
| PSA | Producibility, Supportability, and Affordability | In English | |
| PSBLS | Permanent Space-Based Logistics System | In English | → Astronautics |
| PSPL | Priced Spare Parts List | In English | → 34745 |
| PSRS | Plant Service Recall System | In English | |
| QPL | Qualified Parts List | In English | |
| QPL | Qualified Products List | In English | |
| R&U | Repairs and Utilities | In English | |
| RCM | Reliability-Centered Maintenance | In English | → Quality management |
| RCM | Reliability Centred Maintenance | In English | |
| RIM | Resource Inventory Management | In English | |
| RIMS | Resource Inventory Management System | In English | |
| RM | Remedial Maintenance | In English | |
| RM | Resource Management | In English | |
| RM&P | Reliability, Maintainability, and Producibility | In English | |
| RM&QA | Reliability, Maintainability, and Quality Assurance | In English | → Quality management |
| RMA | Reliability, Maintainability, and Availability | In English | |
| RMOP | Resource Management Operation Plan | In English | |
| RMRS | Recoverable Maintenance Recall System | In English | |
| RMRS | Repeatable Maintenance Recall System | In English | |
| RPM | Real Property Maintenance | In English | |
| RPMA | Real Property Maintenance Activities | In English | |
| RSL | Resource Support List | In English | |
| RSPL | Recommended Spare Parts List | In English | |
| SAALC | San Antonio Air Logistics Center | In English | → Aeronautics, aircraft |
| SALC | Sacramento Air Logistics Center | In English | → Aeronautics, aircraft |
| SAM | Site d'Accompagnement des Matériels | In French | |
| SATO | Supply and Transportation Operations | In English | |
| SCE | Supply Chain Execution | In English | |
| SCEM | Supply Chain Event Management | In English | |
| SCEPTRE | Système de Collecte et consultation des Eléments de Personnel en TRansaction sur Écran-clavier | In French | → Software |
| SCM | Supply Chain Management | In English |