The Valve,safety Relief, cataloged under National Stock Number 4820-01-314-1016, 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 10 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-314-1016 |
| Primary Part Number | NMP1508 1.50X2.0IN 128T147PSI |
| 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 |
| Connection Type | FLANGE ALL ENDS |
| Style Designator | ANGLE FLANGED ENDS |
| Adjustable Pressure Range | +128.0 TO 147.0 POUNDS PER SQUARE INCH LBS |
| Maximum Operating Temp | 750.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Second Connection Face to Centerline Distance | 5.000 INCHES IN |
| Disk Loading Method | SPRING |
| Material | STEEL BODY |
| Material | STEEL COMP 416 STEM |
| 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 |
|---|---|
| NMP1508 1.50X2.0IN 128T147PSI PRIMARY | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| V112 1.50X2.0IN 128T147PSI | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| Reference | Meaning |
|---|---|
| V112 1.50X2.0IN 128T147PSI | 5/9 Secondary reference Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
| V112 1.50X2.0IN 128T147PSI | 5/9 Secondary reference Kunkle Industries Inc Lonergan Valve Div |
| NMP1508 1.50X2.0IN 128T147PSI | 5/9 Secondary reference Kunkle Industries Inc Lonergan Valve Div |
| NMP1508 1.50X2.0IN 128T147PSI | 5/9 Secondary reference Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
NSN 4820-01-314-1016 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 4820-01-314-1016 has 2 manufacturer part numbers on file: NMP1508 1.50X2.0IN 128T147PSI (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), V112 1.50X2.0IN 128T147PSI (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team).
Key specifications for NMP1508 1.50X2.0IN 128T147PSI: Flow Control Device: DISK; Connection Type: FLANGE ALL ENDS; Style Designator: ANGLE FLANGED ENDS; Adjustable Pressure Range: +128.0 TO 147.0 POUNDS PER SQUARE INCH LBS. 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.