The Loudspeaker,permanent Magnet, cataloged under National Stock Number 5965-01-147-8874, is classified within Federal Supply Class 5965 (Headsets, Handsets, Microphones and Speakers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Drs Signal Solutions, Inc.. Government technical data includes 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5965-01-147-8874 |
| Primary Part Number | S9903-E |
| Item Name | Loudspeaker,permanent Magnet |
| FSC / FSG | 5965 / 59 — Headsets, Handsets, Microphones and Speakers |
| Manufacturer | Drs Signal Solutions, Inc. |
| Status | ACTIVE |
| FSC Application Data | HEADSETS,HANDSETS,MICROPHONES AND SPEAKERS |
| Terminal Quantity | 7 |
| Usage Design | INDOOR AND OUTDOOR |
| Terminal Type | CONNECTOR, PLUG |
| Transducer Type | DIAPHRAGM |
| Mounting Method | UNTHREADED HOLE(S) |
| Frequency Response Range in Hertz | +75.0 TO 10000.0 |
| Style Designator | RECTANGULAR/SQUARE ENCLOSURE |
| Impedance Rating in Ohms | 10000.0 ARMATURE COIL NOMINAL |
| Power Rating | 5.00 WATTS PEAK |
| Installation Design | NONPORTABLE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| S9903-E PRIMARY | Drs Signal Solutions, Inc. (USA) |
| Reference | Meaning |
|---|---|
| S-9903E | C/1 Advisory reference — outside the item-of-supply concept Watkins-Johnson Intl Sub of Watkins-Johnson Co |
| S9903-E | 5/9 Secondary reference Watkins-Johnson Co |
NSN 5965-01-147-8874 is a Loudspeaker,permanent Magnet, manufactured by Drs Signal Solutions, Inc., classified under FSC 5965, Headsets, Handsets, Microphones and Speakers. Status: active.
NSN 5965-01-147-8874 has 1 manufacturer part number on file: S9903-E (Drs Signal Solutions, Inc.).
Key specifications for S9903-E: Overall Height: 3.500 INCHES NOMINAL IN; FSC Application Data: HEADSETS,HANDSETS,MICROPHONES AND SPEAKERS; Terminal Quantity: 7; Usage Design: INDOOR AND OUTDOOR. 11 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.