The Cock,poppet Drain, cataloged under National Stock Number 4820-01-406-0343, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Hatz Diesel of America Inc. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-406-0343 |
| Primary Part Number | 50311000 |
| Item Name | Cock,poppet Drain |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Hatz Diesel of America Inc |
| Status | ACTIVE |
| Flow Control Device | PLUG |
| Nominal Outside Diameter | 14.000 INCHES ALL ENDS IN |
| 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 |
NSN 4820-01-406-0343 is a Cock,poppet Drain, manufactured by Hatz Diesel of America Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-406-0343 has 2 manufacturer part numbers on file: C159515 (Parker Hannifin Limited), 50311000 (Hatz Diesel of America Inc).
Key specifications for 50311000: Flow Control Device: PLUG; Nominal Outside Diameter: 14.000 INCHES ALL ENDS IN; Material: STEEL BODY. 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.