The Stem,needle Valve, cataloged under National Stock Number 4820-00-757-9819, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Rolls-Royce Corporation. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4820-00-757-9819 |
| Primary Part Number | 6874203 |
| Item Name | Stem,needle Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Rolls-Royce Corporation |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 6874203 | Rogerson Aircraft Equipment Group (USA) |
| 6874203 | Itt Fluid Technology Corp Itt Mcdonnell and Miller (USA) |
| 6874203 | G.s. Precision, Inc. (USA) |
| 6874203 PRIMARY | Rolls-Royce Corporation (USA) |
| Reference | Meaning |
|---|---|
| 6874203 | 5/9 Secondary reference Essex Industries, Inc. Dba Essex Industries |
| 6874203 | 5/9 Secondary reference Dependable Machine Company Inc |
| 4820PL1444087 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 6874203 | 5/9 Secondary reference Allison Transmission Inc Dba Allison Transmission, Inc |
NSN 4820-00-757-9819 is a Stem,needle Valve, manufactured by Rolls-Royce Corporation, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-757-9819 has 4 manufacturer part numbers on file: 6874203 (Rogerson Aircraft Equipment Group), 6874203 (Itt Fluid Technology Corp Itt Mcdonnell and Miller), 6874203 (G.s. Precision, Inc.), 6874203 (Rolls-Royce Corporation).
Key specifications for 6874203: End Item Identification: T-56 ENGINE. 0 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.
NSN 4820-00-757-9819 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.