The Power Supply, cataloged under National Stock Number 6120-01-641-3863, is classified within Federal Supply Class 6120 (Transformers: Distribution and Power Station) of the Electric Wire, Power, and Distribution Equipment group. The manufacturer of record is Hewlett-Packard Company Dba HP. Government technical data includes 2 specifications, 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 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6120-01-641-3863 |
| Primary Part Number | 720479-B21 |
| Item Name | Power Supply |
| FSC / FSG | 6120 / 61 — Transformers: Distribution and Power Station |
| Manufacturer | Hewlett-Packard Company Dba HP |
| Status | ACTIVE |
| Output Voltage Rating | 1.0 AC MILLIVOLTS NOMINAL FIRST POWER OUTPUT |
| Input Voltage Rating | 3.0 AC MICROVOLTS NOMINAL FIRST OPERATING POWER RQMT |
| 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 |
|---|---|
| 720479-B21 PRIMARY | Hewlett-Packard Company Dba HP (USA) |
NSN 6120-01-641-3863 is a Power Supply, manufactured by Hewlett-Packard Company Dba HP, classified under FSC 6120, Transformers: Distribution and Power Station. Status: active.
NSN 6120-01-641-3863 has 1 manufacturer part number on file: 720479-B21 (Hewlett-Packard Company Dba HP).
3 possible matches (shared part number, not a government interchangeability claim): 6130-01-648-0931, 6130-01-676-0157, 6130-01-707-7062. Verify interchangeability with system specifications before substitution.
Key specifications for 720479-B21: Output Voltage Rating: 1.0 AC MILLIVOLTS NOMINAL FIRST POWER OUTPUT; Overall Length: 11.0 INCHES NOMINAL IN; Input Voltage Rating: 3.0 AC MICROVOLTS NOMINAL FIRST OPERATING POWER RQMT; Part Name Assigned by Controlling Agency: ZUP SERIE PROGRAMMABLE CVCC 200W 800W 19 MODEL W. 2 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.