The Transformer,audio Frequency, cataloged under National Stock Number 5950-00-997-4075, 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 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5950-00-997-4075 |
| Primary Part Number | SS027 |
| Item Name | Transformer,audio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Magnetika Inc |
| Status | ACTIVE |
| Transformer Function | OUTPUT |
| Inclosure Type | OPEN |
| Mounting Method | TERMINAL SINGLE GROUP |
| Body Width | 0.672 INCHES NOMINAL IN |
| Body Height | 0.438 INCHES NOMINAL IN |
| Maximum Transformer Power Rating | 100.0 MILLIWATTS SINGLE COMPONENT |
| Winding Function and Quantity | 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT |
| Impedance Rating in Ohms | 4000.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Impedance Rating in Ohms | 150.0 NOMINAL SINGLE COMPONENT ALL SECONDARY |
| Body Length | 0.750 INCHES NOMINAL IN |
| Winding Operating Current | 2.5 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 300.0 HERTZ MINIMUM AND 20.0 KILOHERTZ MAXIMUM SINGLE COMPONENT |
| 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 |
|---|---|
| SS027 PRIMARY | Magnetika Inc (USA) |
| Reference | Meaning |
|---|---|
| SS027 | 5/9 Secondary reference U.S. Government activity |
NSN 5950-00-997-4075 is a Transformer,audio Frequency, manufactured by Magnetika Inc, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-997-4075 has 1 manufacturer part number on file: SS027 (Magnetika Inc).
1 possible match (shared part number, not a government interchangeability claim): 5970-01-611-7654. Verify interchangeability with system specifications before substitution.
Key specifications for SS027: Transformer Function: OUTPUT; Inclosure Type: OPEN; Mounting Method: TERMINAL SINGLE GROUP; Body Width: 0.672 INCHES NOMINAL IN. 14 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.