The Transformer,audio Frequency, cataloged under National Stock Number 5950-01-324-2385, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Magnetika Inc. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-01-324-2385 |
| Primary Part Number | BSB-859 |
| Item Name | Transformer,audio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Magnetika Inc |
| Status | ACTIVE |
| Inclosure Type | FULLY INCLOSED |
| Mounting Method | TERMINAL SINGLE GROUP |
| Body Width | 0.610 INCHES NOMINAL IN |
| Body Height | 0.562 INCHES NOMINAL IN |
| Winding Function and Quantity | 2 PRIMARY AND 1 SECONDARY SINGLE COMPONENT |
| Winding Shielding Method | INTERNAL SHIELD BROUGHT OUT TO TERMINAL SINGLE COMPONENT |
| Maximum Operating Temp | 90.0 CELSIUS DEGC |
| Body Length | 0.562 INCHES NOMINAL IN |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 200.0 HERTZ MINIMUM AND 5.0 KILOHERTZ MAXIMUM SINGLE COMPONENT |
| Terminal Type and Quantity | 7 PIN |
| 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 |
|---|---|
| BSB-859 | Magnetika Inc (USA) |
| 1135680G1 | L3harris Technologies, Inc. Dba Harris Corporation (USA) |
| 1135680G1 | Vishay Dale Electronics, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 1135680G1 | 5/9 Secondary reference Vernitron Corp Aie Magnetics Div |
| 1135680G1 | 5/2 Secondary reference U.S. Government activity |
| 1135680G1 | 3/9 Design control — primary reference Itt Industries Inc Itt Aerospace Communications Div East |
| BSB-859 | 5/9 Secondary reference U.S. Government activity |
| 1135680G1 | 5/9 Secondary reference Opt Industries Inc Div of Electronika Inc |
NSN 5950-01-324-2385 is a Transformer,audio Frequency, manufactured by Magnetika Inc, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-324-2385 has 3 manufacturer part numbers on file: BSB-859 (Magnetika Inc), 1135680G1 (L3harris Technologies, Inc. Dba Harris Corporation), 1135680G1 (Vishay Dale Electronics, Inc.).
Key specifications for BSB-859: Inclosure Type: FULLY INCLOSED; Mounting Method: TERMINAL SINGLE GROUP; Body Width: 0.610 INCHES NOMINAL IN; Body Height: 0.562 INCHES NOMINAL IN. 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.