The Valve,safety Relief, cataloged under National Stock Number 4820-01-424-7338, 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 10 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-424-7338 |
| Primary Part Number | RPEC-LEV-FEL/S |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Sun Hydraulics Corporation |
| Status | ACTIVE |
| Connection Style | GASKET SEAL(BOSS) ALL ENDS |
| Connection Type | THREADED INTERNAL BOSS ALL ENDS |
| Style Designator | CAPS W/OFFSET |
| Adjustable Pressure Range | +25.0 TO 400.0 POUNDS PER SQUARE INCH LBS |
| Nominal Thread Size | 1.062 INCHES ALL ENDS IN |
| Material | IRON BODY |
| Thread Series Designator | UNF ALL ENDS |
| Opening Pressure Setting | 200.0 POUNDS PER SQUARE INCH LBS |
| Valve Discharge Flow Rate | 25.0 GALLONS PER MINUTE |
| 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-LEV-FEL/S PRIMARY | Sun Hydraulics Corporation (USA) |
| Reference | Meaning |
|---|---|
| 139980 | 5/2 Secondary reference U.S. Government activity |
| F677J001 FIND NO. 9 | 5/2 Secondary reference U.S. Government activity |
| RPEC-LEV-T10A-FEL/Y | 5/9 Secondary reference Sun Hydraulics Corporation |
| RPEC-LEV-FEL/Y | 5/9 Secondary reference Sun Hydraulics Corporation |
NSN 4820-01-424-7338 is a Valve,safety Relief, manufactured by Sun Hydraulics Corporation, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-424-7338 has 1 manufacturer part number on file: RPEC-LEV-FEL/S (Sun Hydraulics Corporation).
Key specifications for RPEC-LEV-FEL/S: Connection Style: GASKET SEAL(BOSS) ALL ENDS; Connection Type: THREADED INTERNAL BOSS ALL ENDS; Style Designator: CAPS W/OFFSET; Adjustable Pressure Range: +25.0 TO 400.0 POUNDS PER SQUARE INCH LBS. 10 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.