The Regulator,voltage, cataloged under National Stock Number 5963-01-480-9492, is classified within Federal Supply Class 5963 (Electronic Modules) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5963-01-480-9492 |
| Primary Part Number | 839721-19 |
| Item Name | Regulator,voltage |
| FSC / FSG | 5963 / 59 — Electronic Modules |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| Mounting Hole Quantity | 3 |
| Mounting Method | PIN(S) |
| Input Voltage Rating in Volts | -35.0 MAXIMUM |
| Circuit Type | PARALLEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 839721-19 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| UA79M12DMQB | National Semiconductor Corporation (USA) |
| Reference | Meaning |
|---|---|
| 839721-19 | 5/9 Secondary reference Litton Systems Inc. Div Navigation Systems Division |
NSN 5963-01-480-9492 is a Regulator,voltage, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5963, Electronic Modules. Status: active.
NSN 5963-01-480-9492 has 2 manufacturer part numbers on file: 839721-19 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), UA79M12DMQB (National Semiconductor Corporation).
Key specifications for 839721-19: Mounting Hole Quantity: 3; Mounting Method: PIN(S); Input Voltage Rating in Volts: -35.0 MAXIMUM; End Item Identification: 5895011278134. 4 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 5963-01-480-9492 has DEMIL Code B. 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.