The Valve,linear,directional Control, cataloged under National Stock Number 4820-01-173-1322, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Marine Electronics, Llc Sales. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-173-1322 |
| Primary Part Number | AD12-2301 |
| Item Name | Valve,linear,directional Control |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Marine Electronics, Llc Sales |
| 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 |
| Part Number | Manufacturer |
|---|---|
| AD12-2301 PRIMARY | Marine Electronics, Llc Sales (USA) |
| 4703-E ITEM 7 | Marine Electronics, Llc Sales (USA) |
| Reference | Meaning |
|---|---|
| 4703-E | D/9 Drawing number reference only Marine Electronics, Llc Sales |
NSN 4820-01-173-1322 is a Valve,linear,directional Control, manufactured by Marine Electronics, Llc Sales, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-173-1322 has 2 manufacturer part numbers on file: AD12-2301 (Marine Electronics, Llc Sales), 4703-E ITEM 7 (Marine Electronics, Llc Sales).
Key specifications for AD12-2301: Special Features: ALUMINUM. 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.