The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-00-712-6028, 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 27 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-712-6028 |
| Primary Part Number | SR4J-590 |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Victor Equipment Co |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Valve Stem Design | SINGLE SEAT |
| Renewable Seat Ring Type | THREADED |
| First End Thread Direction | LEFT-HAND |
| Second End Relationship with First End | NOT IDENTICAL |
| Body Style | ANGLE |
| Regulation Type | AUTOMATIC SINGLE STAGE |
| First End Thread Class | 2A A |
| First End Style Designator | SWIVEL NUT, FLARED |
| Temp Rating | 85.0 FAHRENHEIT MAXIMUM DEGF |
| End Connection Quantity | 2 |
| Outlet Pressure Range | 0.0 TO 1000.0 CAMERA MOUNT |
| Second End Thread Direction | RIGHT-HAND |
| Valve Loading Method | WEIGHT |
| Second End Style Designator | PLAIN |
| First End Connection Type | THREADED EXTERNAL TUBE |
| Second End Thread Pitch Diameters | +0.3435 TO 0.3459 INCHES IN |
| Material | BRONZE SEAT |
| Material | COPPER ALLOY FLOW CONTROL DEVICE |
| Material | STEEL STEM |
| Media for Which Designed | AIR, OIL PUMPED AND ARGON, OIL PUMPED AND HELIUM, OIL PUMPED |
| Maximum Inlet Pressure Rating | ERR-060 |
| Second End Connection Type | THREADED EXTERNAL GAS CYLINDER |
| Furnished Items | AUTOMATIC RELIEF VALVE AND INLET PRESSURE GAGE AND OUTLET PRESSURE GAGE |
| Thread Size and Series/type Designator | 0.373-24 NGO SECOND END |
| Thread Size and Series/type Designator | 1/4-14 NPT FIRST END |
| Filter | INCLUDED |
| 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 |
|---|---|
| SR4J-590 PRIMARY | Victor Equipment Co (USA) |
| 0781-1449 PRIMARY | Victor Equipment Co (USA) |
| Reference | Meaning |
|---|---|
| SR11-590 | 5/9 Secondary reference Victor Equipment Co |
| SR11-590 | 5/9 Secondary reference U.S. Government activity |
| 0780-3207 | 5/9 Secondary reference Victor Equipment Co |
NSN 4820-00-712-6028 is a Valve,regulating,fluid Pressure, manufactured by Victor Equipment Co, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-712-6028 has 2 manufacturer part numbers on file: SR4J-590 (Victor Equipment Co), 0781-1449 (Victor Equipment Co).
Key specifications for SR4J-590: Flow Control Device: DISK; Valve Stem Design: SINGLE SEAT; Renewable Seat Ring Type: THREADED; First End Thread Direction: LEFT-HAND. 27 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.