The Driver,loudspeaker, cataloged under National Stock Number 5965-00-482-7945, 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 Federal Signal Corporation. Government technical data includes 5 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5965-00-482-7945 |
| Primary Part Number | 8283B433-01 |
| Item Name | Driver,loudspeaker |
| FSC / FSG | 5965 / 59 — Headsets, Handsets, Microphones and Speakers |
| Manufacturer | Federal Signal Corporation |
| Status | ACTIVE |
| Overall Diameter | 4.500 INCHES NOMINAL IN |
| Transformer Primary Impedance Rating | 3.0 KILOHMS |
| Voice Coil | NOT INCLUDED |
| Mounting Configuration | TWO 0.250 INCH DIA MTG HOLE 1.125 INCH CENTER TO CENTER IN |
| Nominal Diaphragm Size | 4.000 INCHES IN |
| 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 |
|---|---|
| 8283B433-01 PRIMARY | Federal Signal Corporation (USA) |
| Reference | Meaning |
|---|---|
| SA70 | 5/9 Secondary reference Atlas/soundolier Div of American Trading and Production Corp |
| SD-70A-58W | 5/9 Secondary reference Atlas/soundolier Div of American Trading and Production Corp |
| 8283B433-01 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 8283B433 | 5/9 Secondary reference U.S. Government activity |
NSN 5965-00-482-7945 is a Driver,loudspeaker, manufactured by Federal Signal Corporation, classified under FSC 5965, Headsets, Handsets, Microphones and Speakers. Status: active.
NSN 5965-00-482-7945 has 1 manufacturer part number on file: 8283B433-01 (Federal Signal Corporation).
1 possible match (shared part number, not a government interchangeability claim): 7025-01-417-6953. Verify interchangeability with system specifications before substitution.
Key specifications for 8283B433-01: Overall Diameter: 4.500 INCHES NOMINAL IN; Transformer Primary Impedance Rating: 3.0 KILOHMS; Voice Coil: NOT INCLUDED; Overall Length: 3.312 INCHES NOMINAL IN. 5 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.