The Valve,flow Control, cataloged under National Stock Number 4820-01-623-3748, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Eaton Corp Hydraulics Div. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-623-3748 |
| Primary Part Number | PSV4-8V-C-0-30 |
| Item Name | Valve,flow Control |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Eaton Corp Hydraulics Div |
| Status | ACTIVE |
| End Connection Quantity | 3 |
| Body Material | ALUMINUM OR STEEL |
| 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 |
|---|---|
| PSV4-8V-C-0-30 PRIMARY | Eaton Corp Hydraulics Div (USA) |
NSN 4820-01-623-3748 is a Valve,flow Control, manufactured by Eaton Corp Hydraulics Div, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-623-3748 has 1 manufacturer part number on file: PSV4-8V-C-0-30 (Eaton Corp Hydraulics Div).
Key specifications for PSV4-8V-C-0-30: End Connection Quantity: 3; Body Material: ALUMINUM OR STEEL; Special Features: TYPICAL APPLICATION PRESSURE: 350 BAR (5000PSI), CARTRIDGE FATIGUE PRESSURE (INFINITE LIFE): 280 BAR (4000 PSI), RATED FLOW: 15 L/MIN (4 USGPM), RESEAT PRESSURE: MORE THAN 90 PERCENT OF CRACKING PRESSURE, INTERNAL LEAKAGE: 5"3/MM AT 210 BAR (3,000PSI), HYSTERESIS: LESS THAN 3 BAR (45 PSI), CAVITY C-8-3, FLUIDS: ALL GENERAL PURPOSE HYDRAULIC FLUIDS: MIL-H-5606, SAE 10, SAE 20 ETC, WEIGHT CARTRIDGE ONLY: 0.47 LBS. PRESSURE DROP CURVE: PORT 3 TO 2, VALVE FULLY OPEN. LBS; Part Name Assigned by Controlling Agency: PRESSURE SEQUENCE VALVE: PSV-4-8. 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.