The Transformer,audio Frequency, cataloged under National Stock Number 5950-01-163-2865, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Nautel Maine Inc. Government technical data includes 6 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Transformer,audio Frequency |
| FSC / FSG | 5950 — Coils and Transformers (FSG 59) |
| Manufacturers | Nautel Maine Inc (CAGE 57655) |
| Parameter | Value |
|---|---|
| NSN | 5950-01-163-2865 |
| Primary Part Number | TC05 |
| Item Name | Transformer,audio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Nautel Maine Inc |
| Status | ACTIVE |
| Inclosure Type | PARTIALLY INCLOSED, DOUBLE SHELL |
| Mounting Method | TERMINAL SINGLE GROUP |
| Winding Function and Quantity | 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 50.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM SINGLE COMPONENT |
| Terminal Type and Quantity | 5 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 |
|---|---|
| TC05 PRIMARY | Nautel Maine Inc (USA) |
NSN 5950-01-163-2865 is a Transformer,audio Frequency, manufactured by Nautel Maine Inc, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-163-2865 has 1 manufacturer part number on file: TC05 (Nautel Maine Inc).
1 possible match (shared part number, not a government interchangeability claim): 5950-01-173-1191. Verify interchangeability with system specifications before substitution.
Key specifications for TC05: Overall Height: 0.781 INCHES NOMINAL IN; Inclosure Type: PARTIALLY INCLOSED, DOUBLE SHELL; Mounting Method: TERMINAL SINGLE GROUP; Overall Length: 0.797 INCHES NOMINAL IN. 6 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.