The Valve,safety Relief, cataloged under National Stock Number 4820-01-579-3347, 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 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-579-3347 |
| Primary Part Number | RPEC-LDN-FEV |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Sun Hydraulics Corporation |
| Status | ACTIVE |
| Style Designator | SCREW-IN CARTRIDGE |
| Valve Operation Method | AUTOMATIC |
| 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 |
|---|---|
| RPEC-LDN-FEV PRIMARY | Sun Hydraulics Corporation (USA) |
| A545-102-ML-P021 REV K NO.25 | Austal Ships Pty Ltd (AUS) |
NSN 4820-01-579-3347 is a Valve,safety Relief, manufactured by Sun Hydraulics Corporation, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-579-3347 has 2 manufacturer part numbers on file: RPEC-LDN-FEV (Sun Hydraulics Corporation), A545-102-ML-P021 REV K NO.25 (Austal Ships Pty Ltd).
Key specifications for RPEC-LDN-FEV: Style Designator: SCREW-IN CARTRIDGE; Part Name Assigned by Controlling Agency: VALVE,RELIEF; End Item Identification: NEW CONSTRUCTION LCS2; Valve Operation Method: AUTOMATIC. 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.