The Valve,linear,directional Control, cataloged under National Stock Number 4820-01-412-8145, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-412-8145 |
| Item Name | Valve,linear,directional Control |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Operating Pressure and Type | 200.0 POUNDS PER SQUARE INCH (PSI) AIR MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS |
| Connection Type | THREADED INTERNAL PIPE AND THREADED INTERNAL TUBE |
| End Connection Quantity | 5 |
| Features Provided | NORMALLY OPEN AND SPRING RETURN |
| Nominal Thread Size | 0.125 INCHES AND 0.438 INCHES IN |
| Spool Quantity | 1 |
| Thread Class | 2B |
| Thread Series Designator | NPT AND UNF |
| Flow Pattern Quantity | 2 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 15261022-2 | 5/9 Secondary reference U.S. Government activity |
| 15261022-2 | 3/2 Design control — primary reference U.S. Government activity |
| 15261022-2 | 3/9 Design control — primary reference Gulf Coast Holdings, Inc Dba Unidynamics |
| 15261004 FIND NO 36 | 5/9 Secondary reference Gulf Coast Holdings, Inc Dba Unidynamics |
| 15261004 FIND NO 36 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 15261004 FIND NO 36 | 5/9 Secondary reference U.S. Government activity |
NSN 4820-01-412-8145 is a Valve,linear,directional Control, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-412-8145: Operating Pressure and Type: 200.0 POUNDS PER SQUARE INCH (PSI) AIR MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS; Connection Type: THREADED INTERNAL PIPE AND THREADED INTERNAL TUBE; End Connection Quantity: 5; Features Provided: NORMALLY OPEN AND SPRING RETURN. 9 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.