The Valve,safety Relief, cataloged under National Stock Number 4820-01-185-4306, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Emerson Automation Solutions Final Control Us Lp Div Navy Product Team. Government technical data includes 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-185-4306 |
| Primary Part Number | 5075KA1401041446T1650PSI |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team |
| Status | ACTIVE |
| Flange Face Design | PLAIN SECOND END |
| Connection Type | FLANGE SECOND END |
| Valve Size | 3.000 INCHES IN |
| Disk Loading Method | SPRINGSPRING |
| Material | STEEL BODY |
| Opening Pressure Setting | 1650.0 POUNDS PER SQUARE INCH LBS |
| Valve Operation Method | AUTOMATICAUTOMATIC |
| 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 |
|---|---|
| 5075KA1401041446T1650PSI PRIMARY | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| 20322 CDS 16113 1446 T 1650PSI | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| Reference | Meaning |
|---|---|
| 20322 CDS 16113 1446 T 1650PSI | 5/9 Secondary reference Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
| 5075KA1401041446T1650PSI | 5/9 Secondary reference Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
NSN 4820-01-185-4306 is a Valve,safety Relief, manufactured by Emerson Automation Solutions Final Control Us Lp Div Navy Product Team, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-185-4306 has 2 manufacturer part numbers on file: 5075KA1401041446T1650PSI (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), 20322 CDS 16113 1446 T 1650PSI (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team).
Key specifications for 5075KA1401041446T1650PSI: Flange Face Design: PLAIN SECOND END; Connection Type: FLANGE SECOND END; Valve Size: 3.000 INCHES IN; Disk Loading Method: SPRINGSPRING. 7 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.