The Valve,safety Relief, cataloged under National Stock Number 4820-01-522-9164, 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 Dba Marine Product Team Div Marine Product Team. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4820-01-522-9164 |
| Primary Part Number | 6010EDM01-NM0010 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Emerson Automation Solutions Final Control Us Lp Dba Marine Product Team Div Marine Product Team |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Furnished Items and Quantity | 1 LEVER |
| Connection Style | PLAIN,OPTIONAL END(PIPE) SECOND END |
| Connection Style | PLAIN (PIPE) FIRST END |
| Connection Type | THREADED EXTERNAL PIPE FIRST END |
| Style Designator | ANGLE |
| Operating Pressure | 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Adjustable Pressure Range | +0.3 TO 30.0 POUNDS PER SQUARE INCH LBS |
| Bonnet Type | INSIDE SPRING |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Nominal Thread Size | 0.750 INCHES FIRST END IN |
| Maximum Operating Temp | 406.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Disk Loading Method | SPRING |
| Bonnet Attachment Method | THREADED |
| Media for Which Designed | STEAM SECOND RESPONSE |
| Media for Which Designed | AIR FIRST RESPONSE |
| Material | BRONZE BODY |
| Thread Series Designator | NPT ALL ENDS |
| Valve Discharge Flow Rate | 19.0 GALLONS PER MINUTE |
| 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 |
|---|---|
| 6010EDM01-NM0010 PRIMARY | Emerson Automation Solutions Final Control Us Lp Dba Marine Product Team Div Marine Product Team (USA) |
| Reference | Meaning |
|---|---|
| 6010ED00-KC0010 | 3/9 Design control — primary reference Emerson Automation Solutions Final Control Us Lp Dba Marine Product Team Div Marine Product Team |
| 6010EDM01-KM0010 | 5/9 Secondary reference Emerson Automation Solutions Final Control Us Lp Dba Marine Product Team Div Marine Product Team |
NSN 4820-01-522-9164 is a Valve,safety Relief, manufactured by Emerson Automation Solutions Final Control Us Lp Dba Marine Product Team Div Marine Product Team, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-522-9164 has 1 manufacturer part number on file: 6010EDM01-NM0010 (Emerson Automation Solutions Final Control Us Lp Dba Marine Product Team Div Marine Product Team).
Key specifications for 6010EDM01-NM0010: Flow Control Device: DISK; Furnished Items and Quantity: 1 LEVER; Connection Style: PLAIN,OPTIONAL END(PIPE) SECOND END; Connection Style: PLAIN (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.