The Valve,relief,pressure and Temper, cataloged under National Stock Number 4820-01-328-2094, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Naval Sea Systems Command. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-328-2094 |
| Primary Part Number | 5820563 |
| Item Name | Valve,relief,pressure and Temper |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Flow Control Device | BALL |
| Temp Rating | 10.0 FAHRENHEIT AND 350.0 FAHRENHEIT DEGF |
| Body Style | SINGLE CONNECTION STRAIGHT THRU |
| First End Style Designator | RECESSED |
| End Connection Quantity | 1 |
| Opening Pressure Setting | ERR-060 |
| First End Connection Type | RECESSED FLANGE |
| First End Flange Shape Style | ROUND W/ BOLT HOLES |
| Media for Which Designed | ALCOHOL, ETHYL |
| Valve Discharge Flow Rate | 0.3 GALLONS PER MINUTE |
| 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 |
|---|---|
| 5820563 PRIMARY | Naval Sea Systems Command (USA) |
NSN 4820-01-328-2094 is a Valve,relief,pressure and Temper, manufactured by Naval Sea Systems Command, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-328-2094 has 1 manufacturer part number on file: 5820563 (Naval Sea Systems Command).
Key specifications for 5820563: Flow Control Device: BALL; Temp Rating: 10.0 FAHRENHEIT AND 350.0 FAHRENHEIT DEGF; Body Style: SINGLE CONNECTION STRAIGHT THRU; First End Style Designator: RECESSED. 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.