The Transformer,audio Frequency, cataloged under National Stock Number 5950-01-176-6312, 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 10 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5950-01-176-6312 |
| Primary Part Number | CSB225 |
| Item Name | Transformer,audio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Magnetika Inc |
| Status | ACTIVE |
| Inclosure Type | FULLY INCLOSED |
| Body Outside Diameter | 0.375 INCHES NOMINAL IN |
| Mounting Method | PLUG-IN SINGLE GROUP |
| Winding Function and Quantity | 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT |
| Impedance Rating in Ohms | 600.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY |
| Impedance Rating in Ohms | 3500.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Body Length | 0.453 INCHES NOMINAL IN |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 2.8 KILOHERTZ MINIMUM AND 2.9 KILOHERTZ MAXIMUM SINGLE COMPONENT |
| Terminal Type and Quantity | 4 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 |
NSN 5950-01-176-6312 is a Transformer,audio Frequency, manufactured by Magnetika Inc, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-176-6312 has 2 manufacturer part numbers on file: 405751 (Aimtron Systems, Llc), CSB225 (Magnetika Inc).
1 possible match (shared part number, not a government interchangeability claim): 4810-01-245-2941. Verify interchangeability with system specifications before substitution.
Key specifications for CSB225: Inclosure Type: FULLY INCLOSED; Body Outside Diameter: 0.375 INCHES NOMINAL IN; Mounting Method: PLUG-IN SINGLE GROUP; Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT. 10 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.