The Valve,relief,pressure and Temper, cataloged under National Stock Number 4820-01-629-6891, 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 3 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-629-6891 |
| Primary Part Number | MLCP02AXAXC1V0NX |
| Item Name | Valve,relief,pressure and Temper |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Emerson Automation Solutions Final Control Us Lp Dba Marine Product Team Div Marine Product Team |
| Status | ACTIVE |
| Temp Rating | 400.0 FAHRENHEIT DEGF |
| Opening Pressure Setting | ERR-060 |
| Material | STEEL BODY |
| 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 |
|---|---|
| 11.1839/MLCP02AXAXC1V0NX | Emerson Automation Solutions Final Control Us Lp (USA) |
| 11.1839/MLCP02AXAXC1V0NX | Emerson Automation Solutions Final Control Us Lp Dba Marine Product Team Div Marine Product Team (USA) |
| MLCP02AXAXC1V0NX PRIMARY | Emerson Automation Solutions Final Control Us Lp Dba Marine Product Team Div Marine Product Team (USA) |
| MLCP03AXAXB1V0NS | Proconex Inc (USA) |
NSN 4820-01-629-6891 is a Valve,relief,pressure and Temper, 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 4820-01-629-6891 has 4 manufacturer part numbers on file: 11.1839/MLCP02AXAXC1V0NX (Emerson Automation Solutions Final Control Us Lp), 11.1839/MLCP02AXAXC1V0NX (Emerson Automation Solutions Final Control Us Lp Dba Marine Product Team Div Marine Product Team), MLCP02AXAXC1V0NX (Emerson Automation Solutions Final Control Us Lp Dba Marine Product Team Div Marine Product Team), MLCP03AXAXB1V0NS (Proconex Inc).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-629-6894. Verify interchangeability with system specifications before substitution.
Key specifications for MLCP02AXAXC1V0NX: Temp Rating: 400.0 FAHRENHEIT DEGF; Opening Pressure Setting: ERR-060; Special Features: SIZE- 2X3 FULL BORE; Part Name Assigned by Controlling Agency: MODULATING LARGE CAPACITY PILOT VALVE. 3 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.