The Piston,valve, cataloged under National Stock Number 4810-01-478-1490, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Triumph Actuation Systems - Connecticut, Llc. Government technical data includes 1 specification, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-478-1490 |
| Primary Part Number | 4308302-1 |
| Item Name | Piston,valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Triumph Actuation Systems - Connecticut, Llc |
| Status | ACTIVE |
| Criticality Code Justification | AGAV |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 4308302-1 PRIMARY | Triumph Actuation Systems - Connecticut, Llc (USA) |
NSN 4810-01-478-1490 is a Piston,valve, manufactured by Triumph Actuation Systems - Connecticut, Llc, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-478-1490 has 1 manufacturer part number on file: 4308302-1 (Triumph Actuation Systems - Connecticut, Llc).
Key specifications for 4308302-1: Criticality Code Justification: AGAV; Special Features: ITEM NAME: VALVE,PISTON AND RE. NHA: (014781822) HYDRAULIC POWER UNIT AND (014636970) STEERING UNIT,AIRCRAFT. PERFORMANCE BASED LOGISTICS-STOCK AT VENDORS SITE-SUBMIT TO NAVICP VIA DAAS.; End Item Identification: F-18 E/F FIGHTER AIRCRAFT-FIRST. 1 specification is 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.
NSN 4810-01-478-1490 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.