The Stem,fluid Valve, cataloged under National Stock Number 4820-01-040-5388, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Industrial Service and Supply, Inc. Government technical data includes 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-040-5388 |
| Primary Part Number | 5326580A1 |
| Item Name | Stem,fluid Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Industrial Service and Supply, Inc |
| Status | ACTIVE |
| Largest Outside Diameter | 0.278 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| 5326580A1 PRIMARY | Industrial Service and Supply, Inc (USA) |
| Reference | Meaning |
|---|---|
| 5326580A1 | 5/9 Secondary reference Elsag Bailey Inc |
| 5326580-1 | 5/9 Secondary reference Elsag Bailey Inc |
NSN 4820-01-040-5388 is a Stem,fluid Valve, manufactured by Industrial Service and Supply, Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-040-5388 has 1 manufacturer part number on file: 5326580A1 (Industrial Service and Supply, Inc).
Key specifications for 5326580A1: Largest Outside Diameter: 0.278 INCHES NOMINAL IN; Overall Length: 1.180 INCHES NOMINAL IN; Material: STEEL CORROSION RESISTING. 2 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.