The Lever Assembly,valve, cataloged under National Stock Number 4820-01-207-9668, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-207-9668 |
| Primary Part Number | 6937-21 |
| Item Name | Lever Assembly,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives |
| Status | ACTIVE |
| General Characteristics Item Description | BRASS AND STEEL |
| 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 |
|---|---|
| 6937-21 PRIMARY | Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives (USA) |
| Reference | Meaning |
|---|---|
| 25010N | D/9 Drawing number reference only Leslie Controls, Inc. Dba Leslie Controls Inc |
| 25010N PIECE 14 | 5/9 Secondary reference Leslie Controls, Inc. Dba Leslie Controls Inc |
| 6937-21 | 5/9 Secondary reference Mackenzie Aircraft Parts, Inc. Dba Mackenzie Aircraft Parts Inc |
NSN 4820-01-207-9668 is a Lever Assembly,valve, manufactured by Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-207-9668 has 1 manufacturer part number on file: 6937-21 (Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-207-9669. Verify interchangeability with system specifications before substitution.
Key specifications for 6937-21: General Characteristics Item Description: BRASS AND STEEL; End Item Identification: MOORE PRODUCTS CO VALVE POSITIONER MODEL NO. 721P315 M-16. 1 specification is 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.