The Disk,valve, cataloged under National Stock Number 4820-01-124-7908, 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 9 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-124-7908 |
| Primary Part Number | NMP-111 PIECE 12 |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team |
| Status | ACTIVE |
| Shank Diameter | 0.218 INCHES NOMINAL IN |
| Flange Seat to Disk End Height | 4.125 INCHES NOMINAL IN |
| Style Designator | POPPET |
| Tip Diameter | 0.312 INCHES NOMINAL IN |
| Nominal Thread Size | 0.312 INCHES IN |
| Under Flange Height | 1.188 INCHES NOMINAL IN |
| Thread Class | 2A A |
| Material | COPPER ALLOY |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| NMP-111 PIECE 12 PRIMARY | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| Reference | Meaning |
|---|---|
| NMP111 | C/1 Advisory reference — outside the item-of-supply concept American Cyanamid Co |
| NMP-111 PIECE 12 | 5/9 Secondary reference Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
| NMP-111 | D/9 Drawing number reference only Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
| NMP-111 PIECE 12 | 5/9 Secondary reference Kunkle Industries Inc Lonergan Valve Div |
| NMP-111 | 5/9 Secondary reference Kunkle Industries Inc Lonergan Valve Div |
NSN 4820-01-124-7908 is a Disk,valve, manufactured by Emerson Automation Solutions Final Control Us Lp Div Navy Product Team, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-124-7908 has 1 manufacturer part number on file: NMP-111 PIECE 12 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team).
Key specifications for NMP-111 PIECE 12: Shank Diameter: 0.218 INCHES NOMINAL IN; Flange Seat to Disk End Height: 4.125 INCHES NOMINAL IN; Overall Height: 8.188 INCHES NOMINAL IN; Style Designator: POPPET. 9 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.