| NSM | Nakornthai Strip Mill 
| Others |
| NSM | Nalu Service Manager
| Others |
| NSM | National Sales Manager
| Others |
| NSM | National Search and Rescue (SAR) Manual
| Others |
| NSM | National Seating Mobility
| Others |
| NSM | National Secure Mode
| Others |
| NSM | National Socialist Movement
| Others |
| NSM | National Solar Mission
| Others |
| NSM | National Sport Management
| Others |
| NSM | National Strategic mission
| Others |
| NSM | National Systems Management
| Others |
| NSM | Natural Sciences and Mathematics
| Others |
| NSM | Natural Semantic Metalanguage
| Others |
| NSM | Naval Ship Management
| Others |
| NSM | Naval Strike Missile
| Others |
| NSM | Navalle Syphren Marthuis
| Others |
| NSM | Needs Some Milk
| Others |
| NSM | Nervous Scared Me
| Others |
| NSM | Net Shape Manufacturing
| Others |
| NSM | Net Shared Memory
| Others |
| NSM | Netters Specialty Meats
| Others |
| NSM | Netware Services Manager
| Others |
| NSM | Network and Security Manager
| Others |
| NSM | Network and Service Management
| Others |
| NSM | Network Security Manager
| Others |
| NSM | Network Security Monitoring
| Others |
| NSM | Network Server Monitor
| Others |
| NSM | Network Service Mesh
| Others |
| NSM | Network Service Module
| Others |
| NSM | Network Services Management
| Others |
| NSM | Network Station Manager
| Others |
| NSM | Network Status Monitor
| Others |
| NSM | Network Storage Manager
| Others |
| NSM | Network Storage Module
| Others |
| NSM | Networked Systems Management
| Others |
| NSM | Neural State Machine
| Others |
| NSM | Neutron Star Merger
| Others |
| NSM | New School of Mogul
| Others |
| NSM | New Smokers Material
| Others |
| NSM | New Solid Models
| Others |
| NSM | Next Scheduled Meeting
| Others |
| NSM | Next Step Ministries
| Others |
| NSM | Ninja Space Monkeys
| Others |
| NSM | Nippo Speed Mods
| Others |
| NSM | Nissan Sport Magazine
| Others |
| NSM | No Sales Men
| Others |
| NSM | Non Selective Media
| Others |
| NSM | Non Settling Manufacturers
| Others |
| NSM | Non Structural Mass
| Others |
| NSM | Nonsmoking
| Others |
| NSM | Nonspacing Mark
| Others |
| NSM | Nonspecified Material
| Others |
| NSM | Norman Spencer McKernan
| Others |
| NSM | Norseman, Western Australia, Australia
| Others |
| NSM | North Sand Mountain
| Others |
| NSM | North Sanpete Middle
| Others |
| NSM | North Star Mustangs
| Others |
| NSM | Novell Security Manager
| Others |
| NSM | Novell Storage Manager
| Others |
| NSM | Ntb Status Monitor
| Others |
| NSM | Nursing Service Management
| Others |
| NSM | The Network And System Monitor
| Others |