The Body,valve, cataloged under National Stock Number 4820-01-428-6372, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Andritz Naf Ab. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-428-6372 |
| Primary Part Number | 50.01.01 250MM PN1 |
| Item Name | Body,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Andritz Naf Ab |
| Status | ACTIVE |
| Valve Type for Which Designed | CHECK |
| Port Quantity | 2 |
| Valve Model Number for Which Designed | 50.01.01 |
| Outside Diameter | 330.0 MILLIMETERS NOMINAL MM |
| Valve Size for Which Designed | 250.0 MILLIMETERS MM |
| Valve Design Control Activity | S5786 |
| 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 |
|---|---|
| 50.01.01 250MM PN1 PRIMARY | Andritz Naf Ab (SWE) |
| Reference | Meaning |
|---|---|
| 50.01.01 250MM PN1 | 3/9 Design control — primary reference Naf Ab |
NSN 4820-01-428-6372 is a Body,valve, manufactured by Andritz Naf Ab, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-428-6372 has 1 manufacturer part number on file: 50.01.01 250MM PN1 (Andritz Naf Ab).
Key specifications for 50.01.01 250MM PN1: Valve Type for Which Designed: CHECK; Port Quantity: 2; Valve Model Number for Which Designed: 50.01.01; Outside Diameter: 330.0 MILLIMETERS NOMINAL MM. 6 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.