The Valve,linear,directional Control, cataloged under National Stock Number 4820-01-145-9666, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-145-9666 |
| Item Name | Valve,linear,directional Control |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| 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 |
|---|---|
| VPP-4312-15M-31 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| SA-4312-61-15 | 3/9 Design control — primary reference U.S. Government activity |
NSN 4820-01-145-9666 is a Valve,linear,directional Control, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-145-9666: Special Features: FOUR-WAY,PILOT CONTROLLED,TWO POSITION; SUB-PLATE MOUNTING,EXPILOT; PNEUMATIC AND HYDRAULIC SERVICE,200 PSI MAX WP AIR,500 PSI MAX WP OIL; 1/4 IN. NPT PORT SIZE; NORMALLY OPEN SPOOL (ACTUATING DEVICE ON LEFT END OF VALVE); MINIMUM SQUEEZE MODIFICATION USED WHERE LUBRICATION IS MINIMAL IN. 0 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.