| 2007 NAICS | 2012 NAICS | 2017 NAICS | Corresponding Index Entries | |||
| 332912 | 332912 | 332912 | Control valves, fluid power, manufacturing | |||
| 332912 | 332912 | 332912 | Electrohydraulic servo valves, fluid power, manufacturing | |||
| 332912 | 332912 | 332912 | Fluid power aircraft subassemblies manufacturing | |||
| 332912 | 332912 | 332912 | Fluid power hose assemblies manufacturing | |||
| 332912 | 332912 | 332912 | Fluid power valves and hose fittings manufacturing | |||
| 332912 | 332912 | 332912 | Hose assemblies for fluid power systems manufacturing | |||
| 332912 | 332912 | 332912 | Hose couplings and fittings, fluid power, manufacturing | |||
| 332912 | 332912 | 332912 | Hydraulic aircraft subassemblies manufacturing | |||
| 332912 | 332912 | 332912 | Hydraulic hose fittings, fluid power, manufacturing | |||
| 332912 | 332912 | 332912 | Hydraulic valves, fluid power, manufacturing | |||
| 332912 | 332912 | 332912 | Pneumatic aircraft subassemblies manufacturing | |||
| 332912 | 332912 | 332912 | Pneumatic hose fittings, fluid power, manufacturing | |||
| 332912 | 332912 | 332912 | Pneumatic valves, fluid power, manufacturing | |||
| 332912 | 332912 | 332912 | Pressure control valves, fluid power, manufacturing | |||
| 332912 | 332912 | 332912 | Solenoid valves, fluid power, manufacturing | |||
| 332912 | 332912 | 332912 | Tube and hose fittings, fluid power, manufacturing | |||
| 332912 | 332912 | 332912 | Valves, hydraulic and pneumatic, fluid power, manufacturing |