The Valve,safety Relief, cataloged under National Stock Number 4820-00-950-5911, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Victor Equipment Co. Government technical data includes 20 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-950-5911 |
| Primary Part Number | 0600-0016 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Victor Equipment Co |
| Status | ACTIVE |
| Flow Control Device | POPPET |
| Renewable Seat Ring Type | PRESSED-IN |
| Connection Style | PLAIN (PIPE) FIRST END |
| Connection Type | THREADED EXTERNAL PIPE FIRST END |
| Style Designator | ANGLE |
| Operating Pressure | 300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Features Provided | VALVE STEM LOCK SHIELD |
| Bonnet Type | INSIDE SPRING |
| Thread Direction | LEFT-HAND FIRST END |
| Nominal Thread Size | 0.250 INCHES FIRST END IN |
| Disk Loading Method | SPRING |
| Bonnet Attachment Method | INTEGRAL |
| Media for Which Designed | OXYGEN, GASEOUS THIRD RESPONSE |
| Media for Which Designed | GAS, INERT SECOND RESPONSE |
| Media for Which Designed | AIR FIRST RESPONSE |
| Material | COPPER ALLOY BODY |
| Material | COPPER ALLOY FLOW CONTROL DEVICE |
| Thread Series Designator | NPT FIRST END |
| Opening Pressure Setting | 300.0 POUNDS PER SQUARE INCH LBS |
| 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 |
|---|---|
| 0600-0016 | Victor Equipment Co (USA) |
| Reference | Meaning |
|---|---|
| 0600-300 | 5/9 Secondary reference Victor Equipment Co |
| 0600-300 | 3/9 Design control — primary reference U.S. Government activity |
NSN 4820-00-950-5911 is a Valve,safety Relief, manufactured by Victor Equipment Co, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-950-5911 has 1 manufacturer part number on file: 0600-0016 (Victor Equipment Co).
Key specifications for 0600-0016: Flow Control Device: POPPET; Renewable Seat Ring Type: PRESSED-IN; Connection Style: PLAIN (PIPE) FIRST END; Connection Type: THREADED EXTERNAL PIPE FIRST END. 20 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.