The Valve,linear,directional Control, cataloged under National Stock Number 4810-00-348-4398, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Woodward Hrt, Inc. Dba Woodward Hrt Inc. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Valve,linear,directional Control |
| FSC / FSG | 4810 — Valves, Powered (FSG 48) |
| Manufacturers | Woodward Hrt, Inc. Dba Woodward Hrt Inc (CAGE 60029) |
| Parameter | Value |
|---|---|
| NSN | 4810-00-348-4398 |
| Primary Part Number | 8U8018-51 |
| Item Name | Valve,linear,directional Control |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Woodward Hrt, Inc. Dba Woodward Hrt Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 8U8018-51 PRIMARY | Woodward Hrt, Inc. Dba Woodward Hrt Inc (USA) |
| Reference | Meaning |
|---|---|
| 37F38757 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
NSN 4810-00-348-4398 is a Valve,linear,directional Control, manufactured by Woodward Hrt, Inc. Dba Woodward Hrt Inc, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-00-348-4398 has 1 manufacturer part number on file: 8U8018-51 (Woodward Hrt, Inc. Dba Woodward Hrt Inc).
1 possible match (shared part number, not a government interchangeability claim): 4810-00-568-0120. Verify interchangeability with system specifications before substitution.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 4810-00-348-4398 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.