The Transformer,audio Frequency, cataloged under National Stock Number 5950-01-116-4476, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. Government technical data includes 17 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-01-116-4476 |
| Item Name | Transformer,audio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Status | ACTIVE |
| Mounting Facility Quantity | 2 SINGLE GROUP |
| Inclosure Type | HERMETICALLY SEALED |
| Overall Diameter | 1.406 INCHES MAXIMUM IN |
| Mounting Method | BRACKET(S) AND SLOT SINGLE GROUP |
| Winding Function and Quantity | 2 PRIMARY AND 2 SECONDARY SINGLE COMPONENT |
| Impedance Rating in Ohms | 125.0 NOMINAL SINGLE COMPONENT ALL SECONDARY |
| Impedance Rating in Ohms | 125.0 NOMINAL SINGLE COMPONENT ALL PRIMARY |
| Distance Between Mounting Facility Centers | 1.172 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Specification/standard Data | 81349-MIL-T-27/166 GOVERNMENT SPECIFICATION |
| Maximum Operating Temp | 105.0 CELSIUS DEGC |
| Body Length | 1.438 INCHES MAXIMUM IN |
| Winding Operating Current | 20.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT ALL PRIMARY |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 100.0 HERTZ MINIMUM AND 20.0 KILOHERTZ MAXIMUM SINGLE COMPONENT |
| Test Data Document | 81349-MIL-T-27 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Terminal Type and Quantity | 8 WIRE HOOK |
| Mounting Slot Width | 0.120 INCHES NOMINAL SINGLE GROUP IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| M27/166-05 | 2/2 Government specification standardization U.S. Government activity |
| MIL-PRF-27/166 | 4/1 Identification reference U.S. Government activity |
| MIL-T-27/166 | 5/9 Secondary reference U.S. Government activity |
NSN 5950-01-116-4476 is a Transformer,audio Frequency, classified under FSC 5950, Coils and Transformers. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 5950-01-260-7495, 5950-01-265-1672, 5950-01-324-9571. Verify interchangeability with system specifications before substitution.
Key specifications for 5950-01-116-4476: Mounting Facility Quantity: 2 SINGLE GROUP; Inclosure Type: HERMETICALLY SEALED; Overall Diameter: 1.406 INCHES MAXIMUM IN; Mounting Method: BRACKET(S) AND SLOT SINGLE GROUP. 17 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.