The Valve,safety Relief, cataloged under National Stock Number 4820-01-618-5259, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Anderson Greenwood Lp Dba Anderson Greenwood Crosby. Government technical data includes 29 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 | 4820-01-618-5259 |
| Primary Part Number | 913BEDM03-KE0300 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Furnished Items and Quantity | 1 LEVER |
| Connection Style | INVERTED FLARE (PIPE) FIRST END |
| Connection Style | PLAIN (PIPE) SECOND END |
| Minimum Operating Temp | -320.0 FAHRENHEIT DEGF |
| Connection Type | THREADED INTERNAL PIPE SECOND END |
| Connection Type | THREADED EXTERNAL PIPE FIRST END |
| Style Designator | ANGLE |
| Material Document and Classification | ASTM A479-316 ASSN STD SINGLE MATERIAL RESPONSE DISK |
| Material Document and Classification | ASTM B584 AL 84400 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Operating Pressure | 900.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Valve Size | 0.75 INCHES IN |
| Adjustable Pressure Range | +3.0 TO 900.0 POUNDS PER SQUARE INCH LBS |
| Bonnet Type | INSIDE SPRING |
| Thread Direction | RIGHT-HAND SECOND END |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.75 INCHES SECOND END IN |
| Nominal Thread Size | 0.75 INCHES FIRST END IN |
| Seat Angle | 45.0 DEGREES ALL ENDS |
| Maximum Operating Temp | 425.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Bonnet Attachment Method | THREADED |
| Media for Which Designed | GAS, INERT SECOND RESPONSE |
| Media for Which Designed | AIR FIRST RESPONSE |
| Thread Class | 2 SECOND END |
| Thread Class | 2 FIRST END |
| Thread Quantity Per Inch | 18 FIRST END |
| Thread Quantity Per Inch | 18 SECOND END |
| Material | BRONZE BODY |
| Material | STEEL CORROSION RESISTING DISK |
| 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 |
|---|---|
| 913BEDM03-KE0300 PRIMARY | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
NSN 4820-01-618-5259 is a Valve,safety Relief, manufactured by Anderson Greenwood Lp Dba Anderson Greenwood Crosby, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-618-5259 has 1 manufacturer part number on file: 913BEDM03-KE0300 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby).
Key specifications for 913BEDM03-KE0300: Flow Control Device: DISK; Furnished Items and Quantity: 1 LEVER; Connection Style: INVERTED FLARE (PIPE) FIRST END; Connection Style: PLAIN (PIPE) SECOND END. 29 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.