The Valve,relief,pressure and Temper, cataloged under National Stock Number 4820-01-310-6885, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Curtiss-Wright Flow Control Corporation Dba Enertech Div Curtiss-Wright Flow Control. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-310-6885 |
| Primary Part Number | PB43585-1 |
| Item Name | Valve,relief,pressure and Temper |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Curtiss-Wright Flow Control Corporation Dba Enertech Div Curtiss-Wright Flow Control |
| Status | ACTIVE |
| Flow Control Device | BALL |
| First End Thread Series Designator | UNF |
| Temp Rating | 194.0 FAHRENHEIT DEGF |
| First End Connection Type | THREADED EXTERNAL TUBE |
| Material | STEEL BODY |
| Media for Which Designed | HYDROCARBON FUELS AND OILS |
| First End Nominal Thread Size | 0.750 INCHES IN |
| Adjustable Pressure Range | 1500.0 TO 5000.0 CAMERA MOUNT |
| 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 |
|---|---|
| PB43585-1 PRIMARY | Curtiss-Wright Flow Control Corporation Dba Enertech Div Curtiss-Wright Flow Control (USA) |
| Reference | Meaning |
|---|---|
| PB43585-1A | 5/9 Secondary reference Curtiss-Wright Flow Control Corporation Dba Enertech Div Curtiss-Wright Flow Control |
NSN 4820-01-310-6885 is a Valve,relief,pressure and Temper, manufactured by Curtiss-Wright Flow Control Corporation Dba Enertech Div Curtiss-Wright Flow Control, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-310-6885 has 1 manufacturer part number on file: PB43585-1 (Curtiss-Wright Flow Control Corporation Dba Enertech Div Curtiss-Wright Flow Control).
Key specifications for PB43585-1: Flow Control Device: BALL; First End Thread Series Designator: UNF; Temp Rating: 194.0 FAHRENHEIT DEGF; First End Connection Type: THREADED EXTERNAL TUBE. 8 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.