| NATOPS | Naval Air training and Operating Procedures Standardisation 
| Others |
| NATOPS | Naval Air Training and Operating Procedures Standardization
| Others |
| NATOPS | Naval Air Training And Operations Procedures Standardization
| Others |
| NATOPS | Naval Aviation Training and Operating Procedures Standardization
| Others |
| NATOPS | Naval Aviation Training Operations Procedures And Standardization
| Others |