The Valve,safety Relief, cataloged under National Stock Number 4820-01-479-5002, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Motion Industries, Inc. Div Houston. Government technical data includes 13 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 | 4820-01-479-5002 |
| Primary Part Number | RV5-10V-S-0-35/25 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Motion Industries, Inc. Div Houston |
| Status | ACTIVE |
| Flow Control Device | SPOOL |
| Connection Style | GASKET SEAL (PIPE) FIRST END |
| Connection Type | THREADED EXTERNAL PIPE FIRST END |
| Operating Pressure | 5000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.875 INCHES FIRST END IN |
| Maximum Operating Temp | 248.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Media for Which Designed | OIL, HYDRAULIC SINGLE RESPONSE |
| Thread Class | 2A FIRST END A |
| Material | STEEL OVERALL |
| Thread Series Designator | UNF FIRST END |
| Valve Discharge Flow Rate | 30.0 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 |
|---|---|
| RV5-10V-S-0-35/25 PRIMARY | Motion Industries, Inc. Div Houston (USA) |
NSN 4820-01-479-5002 is a Valve,safety Relief, manufactured by Motion Industries, Inc. Div Houston, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-479-5002 has 1 manufacturer part number on file: RV5-10V-S-0-35/25 (Motion Industries, Inc. Div Houston).
Key specifications for RV5-10V-S-0-35/25: Flow Control Device: SPOOL; Connection Style: GASKET SEAL (PIPE) FIRST END; Connection Type: THREADED EXTERNAL PIPE FIRST END; Operating Pressure: 5000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. 13 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.