The Stem,fluid Valve, cataloged under National Stock Number 4820-01-550-3822, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 6 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-550-3822 |
| Primary Part Number | 801-6404589 FIND 19CP |
| Item Name | Stem,fluid Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Valve Type for Which Designed | ANGLE |
| Largest Outside Diameter | 2.493 INCHES NOMINAL IN |
| Criticality Code Justification | ZZZY |
| Valve Size for Which Designed | 3.500 INCHES IN |
| Material | PLASTIC POLYAMIDE NYLON |
| Reference Number Differentiating Characteristics | CLEANING, PACKAGING, AND MARKING IAW THE LATEST REVISION OF MIL-STD-1330 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 801-6404589 FIND 19CP | Naval Inventory Control Point Mechanicsburg (USA) |
| CD-023-35-19CP | Naval Inventory Control Point Mechanicsburg (USA) |
| 211086735CP | Naval Inventory Control Point Mechanicsburg (USA) |
| DF330618 FIND 19CP | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| DF330618 FIND 19 | 5/1 Secondary reference Huntington Ingalls Inc Div Newport News Shipbuilding |
| 211086735 | 3/1 Design control — primary reference U.S. Government activity |
| 801-6404589 FIND 19 | 5/1 Secondary reference Naval Sea Systems Command |
| CD-023-35-19 | 5/1 Secondary reference Huntington Ingalls Inc Div Newport News Shipbuilding |
NSN 4820-01-550-3822 is a Stem,fluid Valve, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-550-3822 has 4 manufacturer part numbers on file: 801-6404589 FIND 19CP (Naval Inventory Control Point Mechanicsburg), CD-023-35-19CP (Naval Inventory Control Point Mechanicsburg), 211086735CP (Naval Inventory Control Point Mechanicsburg), DF330618 FIND 19CP (Naval Inventory Control Point Mechanicsburg).
Key specifications for 801-6404589 FIND 19CP: Valve Type for Which Designed: ANGLE; Largest Outside Diameter: 2.493 INCHES NOMINAL IN; Criticality Code Justification: ZZZY; Overall Length: 0.562 INCHES NOMINAL IN. 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.