The Transformer,audio Frequency, cataloged under National Stock Number 5950-00-059-3296, 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 9 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-00-059-3296 |
| Primary Part Number | JB277 |
| Item Name | Transformer,audio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Magnetika Inc |
| Status | ACTIVE |
| Inclosure Type | FULLY INCLOSED |
| Body Outside Diameter | 0.344 INCHES MAXIMUM IN |
| Mounting Method | TERMINAL SINGLE GROUP |
| Winding Function and Quantity | 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT |
| Impedance Rating in Ohms | 500.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Impedance Rating in Ohms | 125.0 NOMINAL SINGLE COMPONENT ALL SECONDARY |
| Body Length | 0.468 INCHES MAXIMUM IN |
| Reliability Indicator | NOT ESTABLISHED |
| Terminal Type and Quantity | 7 WIRE LEAD |
| 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 |
|---|---|
| JB277 PRIMARY | Magnetika Inc (USA) |
| JB277S | Magnetika Inc (USA) |
| Reference | Meaning |
|---|---|
| 3162384 | 5/9 Secondary reference U.S. Government activity |
| 3162384 | 5/1 Secondary reference Magnetika Inc |
| JB277S | 5/9 Secondary reference U.S. Government activity |
| JB277 | 5/9 Secondary reference U.S. Government activity |
NSN 5950-00-059-3296 is a Transformer,audio Frequency, manufactured by Magnetika Inc, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-059-3296 has 2 manufacturer part numbers on file: JB277 (Magnetika Inc), JB277S (Magnetika Inc).
Key specifications for JB277: Inclosure Type: FULLY INCLOSED; Body Outside Diameter: 0.344 INCHES MAXIMUM IN; Mounting Method: TERMINAL SINGLE GROUP; Winding Function and Quantity: 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT. 9 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.