The Stem,fluid Valve, cataloged under National Stock Number 4820-01-121-2892, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-121-2892 |
| Item Name | Stem,fluid Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Largest Outside Diameter | 1.000 INCHES NOMINAL IN |
| Stem Actuating End Type | THREADED EXTERNALLY |
| 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 |
| Reference | Meaning |
|---|---|
| 87683-4305 ITEM 10 | 3/2 Design control — primary reference U.S. Government activity |
| 409-4687773 | D/9 Drawing number reference only U.S. Government activity |
| 409-4687773 ITEM 10 | 5/2 Secondary reference U.S. Government activity |
| 87683-4305 | D/9 Drawing number reference only U.S. Government activity |
NSN 4820-01-121-2892 is a Stem,fluid Valve, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-121-2892: Largest Outside Diameter: 1.000 INCHES NOMINAL IN; Stem Actuating End Type: THREADED EXTERNALLY; Overall Length: 3.750 INCHES NOMINAL IN; Material: STEEL CORROSION RESISTING. 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.