The Valve,safety Relief, cataloged under National Stock Number 4820-01-436-0731, 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 14 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4820-01-436-0731 |
| Primary Part Number | 61484000 |
| 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 |
| Flow Control Device | DISK |
| Furnished Items and Quantity | 1 CAP |
| Flange Face Design | RAISED STRAIGHT ALL ENDS |
| Connection Type | FLANGE ALL ENDS |
| Style Designator | ANGLE FLANGED ENDS |
| Material Document and Classification | ASME SA216 GR WCB ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Valve Size | 1.500 INCHES IN |
| Adjustable Pressure Range | +212.0 TO 237.0 POUNDS PER SQUARE INCH LBS |
| Bonnet Type | INSIDE SPRING |
| Disk Loading Method | SPRING |
| Bonnet Attachment Method | BOLTED |
| Material | STEEL OVERALL |
| Opening Pressure Setting | 225.0 POUNDS PER SQUARE INCH LBS |
| 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 |
|---|---|
| 61484000 PRIMARY | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| 61484000 212-237 PSI | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| DS-G-63177 1.50INCH | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| 1.5G2.5 JOS-15-C 225PSI | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| Reference | Meaning |
|---|---|
| 61484000 212 T | C/1 Advisory reference — outside the item-of-supply concept Emerson Automation Solutions Final Control Us Lp Div Navy Product Team |
NSN 4820-01-436-0731 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 4820-01-436-0731 has 4 manufacturer part numbers on file: 61484000 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), 61484000 212-237 PSI (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), DS-G-63177 1.50INCH (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), 1.5G2.5 JOS-15-C 225PSI (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team).
Key specifications for 61484000: Flow Control Device: DISK; Furnished Items and Quantity: 1 CAP; Flange Face Design: RAISED STRAIGHT ALL ENDS; Connection Type: FLANGE ALL ENDS. 14 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.