The Transformer,audio Frequency, cataloged under National Stock Number 5950-01-041-8588, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is L3 Technologies, Inc. Div Communication Systems-East. Government technical data includes 18 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5950-01-041-8588 |
| Primary Part Number | 992127-1 |
| Item Name | Transformer,audio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | L3 Technologies, Inc. Div Communication Systems-East |
| Status | ACTIVE |
| Transformer Function | INPUT |
| Mounting Facility Quantity | 2 SINGLE GROUP |
| Inclosure Type | FULLY INCLOSED |
| Mounting Method | THREADED STUD(S) SINGLE GROUP |
| Body Width | 1.188 INCHES NOMINAL IN |
| Body Height | 1.875 INCHES NOMINAL IN |
| Winding Function and Quantity | 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT |
| Impedance Rating in Ohms | 37.5 MINIMUM AND 600.0 MAXIMUM SINGLE COMPONENT SINGLE PRIMARY |
| Winding Shielding Method | INTERNAL SHIELD GROUNDED TO CORE AND BROUGHT OUT TO TERMINAL SINGLE COMPONENT |
| Distance Between Mounting Facility Centers | 1.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Nominal Thread Size | 0.112 INCHES SINGLE GROUP IN |
| Body Length | 1.188 INCHES NOMINAL IN |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 30.0 HERTZ MINIMUM AND 15000.0 HERTZ MAXIMUM SINGLE COMPONENT |
| Thread Quantity Per Inch | 40 SINGLE GROUP |
| Primary to Secondary Turn Ratio | 1 TO 1 SINGLE COMPONENT |
| Terminal Type and Quantity | 9 WIRE HOOK |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP |
| 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 |
|---|---|
| 992127-1 PRIMARY | L3 Technologies, Inc. Div Communication Systems-East (USA) |
| Reference | Meaning |
|---|---|
| 219945 | 5/9 Secondary reference Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin |
| 992127-1 | 5/9 Secondary reference Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin |
NSN 5950-01-041-8588 is a Transformer,audio Frequency, manufactured by L3 Technologies, Inc. Div Communication Systems-East, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-041-8588 has 1 manufacturer part number on file: 992127-1 (L3 Technologies, Inc. Div Communication Systems-East).
1 possible match (shared part number, not a government interchangeability claim): 4130-01-606-4018. Verify interchangeability with system specifications before substitution.
Key specifications for 992127-1: Transformer Function: INPUT; Mounting Facility Quantity: 2 SINGLE GROUP; Inclosure Type: FULLY INCLOSED; Mounting Method: THREADED STUD(S) SINGLE GROUP. 18 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.