The Valve,reducing, cataloged under National Stock Number 4820-00-903-1289, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Grove Valve Operations. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Valve,reducing |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Grove Valve Operations (CAGE 26505) |
| Parameter | Value |
|---|---|
| NSN | 4820-00-903-1289 |
| Primary Part Number | 10927FP1A |
| Item Name | Valve,reducing |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Grove Valve Operations |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 10927FP1A PRIMARY | Grove Valve Operations (USA) |
| Reference | Meaning |
|---|---|
| 2482216 | 5/9 Secondary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 4820-00-903-1289 is a Valve,reducing, manufactured by Grove Valve Operations, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-903-1289 has 1 manufacturer part number on file: 10927FP1A (Grove Valve Operations).
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.