The Stem,fluid Valve, cataloged under National Stock Number 4820-01-248-3984, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Schneider Electric Systems Usa Inc. Government technical data includes 5 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-248-3984 |
| Primary Part Number | 82161-Q0011 |
| Item Name | Stem,fluid Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Schneider Electric Systems Usa Inc |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 PLUG |
| Valve Type for Which Designed | REGULATOR |
| Stem Actuating End Type | THREADED EXTERNALLY |
| Valve Size for Which Designed | 4.000 INCHES IN |
| Material | COPPER ALLOY |
| 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 |
|---|---|
| I-1284-011 4INCH | Schneider Electric Systems Usa Inc (USA) |
| 82161-Q0011 PRIMARY | Schneider Electric Systems Usa Inc (USA) |
| Reference | Meaning |
|---|---|
| 82161-A | 5/9 Secondary reference Schneider Electric Systems Usa Inc |
| 82161-A0011 4IN | 5/9 Secondary reference Schneider Electric Systems Usa Inc |
| I-1284-X11 4INCH | 5/9 Secondary reference Schneider Electric Systems Usa Inc |
| I-1284-X | D/9 Drawing number reference only Schneider Electric Systems Usa Inc |
| 82161-011 | 5/9 Secondary reference Schneider Electric Systems Usa Inc |
| 82161-Q11 | 5/9 Secondary reference Schneider Electric Systems Usa Inc |
NSN 4820-01-248-3984 is a Stem,fluid Valve, manufactured by Schneider Electric Systems Usa Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-248-3984 has 2 manufacturer part numbers on file: I-1284-011 4INCH (Schneider Electric Systems Usa Inc), 82161-Q0011 (Schneider Electric Systems Usa Inc).
Key specifications for 82161-Q0011: Furnished Items and Quantity: 1 PLUG; Valve Type for Which Designed: REGULATOR; Stem Actuating End Type: THREADED EXTERNALLY; Valve Size for Which Designed: 4.000 INCHES IN. 5 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.