The Valve,relief,pressure and Temper, cataloged under National Stock Number 4820-01-562-1448, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Sun Hydraulics Corporation. 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 | 4820-01-562-1448 |
| Primary Part Number | PRHB-LAN@230 |
| Item Name | Valve,relief,pressure and Temper |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Sun Hydraulics Corporation |
| Status | ACTIVE |
| Opening Pressure Setting | ERR-060 |
| Valve Discharge Flow Rate | 40.0 GALLONS PER MINUTE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| PRHB-LAN@230 PRIMARY | Sun Hydraulics Corporation (USA) |
NSN 4820-01-562-1448 is a Valve,relief,pressure and Temper, manufactured by Sun Hydraulics Corporation, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-562-1448 has 1 manufacturer part number on file: PRHB-LAN@230 (Sun Hydraulics Corporation).
Key specifications for PRHB-LAN@230: Opening Pressure Setting: ERR-060; Special Features: REDUCES A HIGH PRIMARY PRESSURE AT THE INLET (PORT 2) TO A CONSTANT REDUCED PRESSURE AT PORT 1, WITH A FULL-FLOW RELIEF FUNCTION FROM PORT 1 TO TANK (PORT 3); INCORPORATES A DAMPED CONSTRUCTION FOR STABLE OPERATION ALLOWING USE OF HIGH REDUCED PRESSURE; Part Name Assigned by Controlling Agency: CARTRIDGE: REDUCING/RELIEVING: 3 PORT: DIRECT ACTING; End Item Identification: ASTUTE CLASS SUBMARINE. 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.
NSN 4820-01-562-1448 has DEMIL Code D. 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.