The Transformer,audio Frequency, cataloged under National Stock Number 5950-01-055-9272, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Us Army Aviation and Missile Command. Government technical data includes 16 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-01-055-9272 |
| Primary Part Number | ME01903500009 |
| Item Name | Transformer,audio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Mounting Facility Quantity | 4 SINGLE GROUP |
| Inclosure Type | HERMETICALLY SEALED |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 1.672 INCHES MINIMUM AND 1.702 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Mounting Method | FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP |
| Body Width | 1.940 INCHES MINIMUM AND 2.060 INCHES MAXIMUM IN |
| Body Height | 2.430 INCHES MINIMUM AND 2.620 INCHES MAXIMUM IN |
| Mounting Hole Diameter | 0.188 INCHES NOMINAL SINGLE GROUP IN |
| Winding Function and Quantity | 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT |
| Impedance Rating in Ohms | 0.02 NOMINAL SINGLE COMPONENT SINGLE SECONDARY |
| Impedance Rating in Ohms | 0.45 NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Body Length | 2.060 INCHES MINIMUM AND 2.180 INCHES MAXIMUM IN |
| Winding Operating Current | 50.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY |
| Reliability Indicator | NOT ESTABLISHED |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 1.545 INCHES MINIMUM AND 1.575 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| 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 | 4 TAB, SOLDER LUG |
| 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 |
|---|---|
| ME01903500009 PRIMARY | Us Army Aviation and Missile Command (USA) |
| Reference | Meaning |
|---|---|
| 57131-90002 | 5/9 Secondary reference U.S. Government activity |
| MIL-T-27 | 4/1 Identification reference U.S. Government activity |
NSN 5950-01-055-9272 is a Transformer,audio Frequency, manufactured by Us Army Aviation and Missile Command, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-055-9272 has 1 manufacturer part number on file: ME01903500009 (Us Army Aviation and Missile Command).
Key specifications for ME01903500009: Mounting Facility Quantity: 4 SINGLE GROUP; Inclosure Type: HERMETICALLY SEALED; Center to Center Distance Between Mounting Facilities Parallel to Length: 1.672 INCHES MINIMUM AND 1.702 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Mounting Method: FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP. 16 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.