The Power Supply, cataloged under National Stock Number 6130-01-459-8638, is classified within Federal Supply Class 6130 (Converters, Electrical, Nonrotating) of the Electric Wire, Power, and Distribution Equipment group. The manufacturer of record is Keysight Technologies Inc. Government technical data includes 3 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6130-01-459-8638 |
| Primary Part Number | 6643A-220-908 |
| Item Name | Power Supply |
| FSC / FSG | 6130 / 61 — Converters, Electrical, Nonrotating |
| Manufacturer | Keysight Technologies Inc |
| Status | ACTIVE |
| Output Voltage Rating | 0.0 DC VOLTS MINIMUM AND 35.0 DC VOLTS MAXIMUM SINGLE POWER OUTPUT |
| Output Wattage Rating | 200.0 WATTS NOMINAL SINGLE POWER OUTPUT |
| Output Current Rating | 0.0 DC AMPERES MINIMUM AND 6.0 DC AMPERES MAXIMUM SINGLE POWER OUTPUT |
| 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 |
|---|---|
| 6643A-220-908 PRIMARY | Keysight Technologies Inc (USA) |
| 6643A-220-908 | Agilent Technologies, Inc. Div Agilent Technologies Headquarters (USA) |
| Reference | Meaning |
|---|---|
| 6643A-220-908 | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
| HP6643A OPT220-908 | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
| 6643A-220-908 | 3/9 Design control — primary reference Keysight Technologies, Inc. |
NSN 6130-01-459-8638 is a Power Supply, manufactured by Keysight Technologies Inc, classified under FSC 6130, Converters, Electrical, Nonrotating. Status: active.
NSN 6130-01-459-8638 has 2 manufacturer part numbers on file: 6643A-220-908 (Keysight Technologies Inc), 6643A-220-908 (Agilent Technologies, Inc. Div Agilent Technologies Headquarters).
Key specifications for 6643A-220-908: Output Voltage Rating: 0.0 DC VOLTS MINIMUM AND 35.0 DC VOLTS MAXIMUM SINGLE POWER OUTPUT; Special Features: OPTION 220: 220 V AC OPERATION; OPTION 908: RACK MOUNT; HP-IB INTERFACE AND SCPI PROGRAMMING; TALKER/LISTENER FUNCTIONS INCLUDING REMOTE PROGRAMMINING OF VOLTAGE AND CURRENT WITH FEEDBACK OF ACTUAL MEASURED OUTPUT VALUES; 16 SUPPLIES CAN BE CONNECTED TO ONE HP-IB INTERFACE VIA A SERIAL LINK CONNECTION; AUTO-PARALLEL UP TO THREE UNITS; OUTPUTS CAN BE CONNECTED IN PARALLEL OR IN SERIES; PROGRAMMABLE OVERVOLTAGE AND OVERCURRENT PROTECTION; OVERTEMPERATURE PROTECTION; DISCRETE FAULT INDICATOR/REMOTE INHIBIT (DFI/RI); SELF-TEST OCCURS AT POWER-ON FROM AN HP-IB COMMAND; USER DEFINABLE POWER-ON STATE V; Part Name Assigned by Controlling Agency: HP 6643A SYSTEM POWER SUPPLY A; Output Wattage Rating: 200.0 WATTS NOMINAL SINGLE POWER OUTPUT. 3 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 6130-01-459-8638 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.