The Valve,linear,directional Control, cataloged under National Stock Number 4820-01-407-7591, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-407-7591 |
| Primary Part Number | 7712 ITEM MS3 |
| Item Name | Valve,linear,directional Control |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Flow Pattern Quantity | 3 |
| Spool Position Quantity | 3 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 7712 ITEM MS3 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 7712 | D/9 Drawing number reference only Naval Sea Systems Command |
| LSI-3262-L023-L | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| LS1-3262-L023-L014 | 5/9 Secondary reference U.S. Government activity |
| LSI-3262-L023-L014 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4820-01-407-7591 is a Valve,linear,directional Control, manufactured by Naval Sea Systems Command, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-407-7591 has 1 manufacturer part number on file: 7712 ITEM MS3 (Naval Sea Systems Command).
Key specifications for 7712 ITEM MS3: Special Features: W/OPERATOR, 3 POSITION, YELLOW; Flow Pattern Quantity: 3; Spool Position Quantity: 3. 2 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.