The Regulator,voltage, cataloged under National Stock Number 5963-01-281-9660, is classified within Federal Supply Class 5963 (Electronic Modules) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Phaostron Instrument and Electronic Company. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5963-01-281-9660 |
| Primary Part Number | P85.138-1 |
| Item Name | Regulator,voltage |
| FSC / FSG | 5963 / 59 — Electronic Modules |
| Manufacturer | Phaostron Instrument and Electronic Company |
| 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 |
|---|---|
| P85.138-1 PRIMARY | Phaostron Instrument and Electronic Company (USA) |
| Reference | Meaning |
|---|---|
| 8557972-2 | 7/2 Vendor item drawing reference L3 Technologies, Inc. Div Communication Systems-East |
| 8557972-2 | 5/9 Secondary reference Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin |
NSN 5963-01-281-9660 is a Regulator,voltage, manufactured by Phaostron Instrument and Electronic Company, classified under FSC 5963, Electronic Modules. Status: active.
NSN 5963-01-281-9660 has 1 manufacturer part number on file: P85.138-1 (Phaostron Instrument and Electronic Company).
Key specifications for P85.138-1: End Item Identification: POWER DISTRIBUTION GROUP RACK,8377575-507. 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 5963-01-281-9660 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.