The Valve,linear,directional Control, cataloged under National Stock Number 4820-01-221-2141, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-221-2141 |
| 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 |
|---|---|
| H467AJ001 ITEM 60 | 5/2 Secondary reference U.S. Government activity |
| P4811-10-V-** | C/1 Advisory reference — outside the item-of-supply concept Dynex/rivett Inc. |
| P4811-10-V-21 | 3/9 Design control — primary reference Dynex/rivett Inc. |
NSN 4820-01-221-2141 is a Valve,linear,directional Control, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-221-2141: Special Features: SUBPLATE MOUNTED;TWO WAY,TWO POSITION,OIL PILOT OPERATED;NORMALLY OPEN;NOMINAL PORTS 1.250 IN.AND 1.500 IN.;VITON SEALS;55.0 GPM NOM,150.0 GPM MAX;3000.0 PSI WP;TEMP RANGE M30.0 DEG F TO 160.0 DEG F;PILOT PRESSURE 20.0-3000.0 PSI 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.