The Transformer,audio Frequency, cataloged under National Stock Number 5950-00-053-7987, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Hammond Mfg Co Ltd. Government technical data includes 17 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government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 | 5950-00-053-7987 |
| Primary Part Number | 54022 |
| Item Name | Transformer,audio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Hammond Mfg Co Ltd |
| Status | ACTIVE |
| Transformer Function | LINE |
| Mounting Facility Quantity | 2 SINGLE GROUP |
| Inclosure Type | OPEN |
| Mounting Method | FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP |
| Body Width | 1.250 INCHES NOMINAL IN |
| Body Height | 1.187 INCHES NOMINAL IN |
| Maximum Transformer Power Rating | 1.5 WATTS SINGLE COMPONENT |
| Mounting Hole Diameter | 0.187 INCHES NOMINAL SINGLE GROUP IN |
| Winding Function and Quantity | 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT |
| Impedance Rating in Ohms | 200.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Impedance Rating in Ohms | 3.2 NOMINAL SINGLE COMPONENT SINGLE SECONDARY |
| Distance Between Mounting Facility Centers | 1.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Body Length | 1.468 INCHES NOMINAL IN |
| Winding Operating Current | 150.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 300.0 HERTZ MINIMUM AND 3.0 KILOHERTZ MAXIMUM SINGLE COMPONENT |
| Terminal Type and Quantity | 4 WIRE LEAD |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 54022 | Hammond Mfg Co Ltd (CAN) |
| Reference | Meaning |
|---|---|
| 180-70036-01 | 3/9 Design control — primary reference Edo |
NSN 5950-00-053-7987 is a Transformer,audio Frequency, manufactured by Hammond Mfg Co Ltd, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-053-7987 has 1 manufacturer part number on file: 54022 (Hammond Mfg Co Ltd).
6 possible matches (shared part number, not a government interchangeability claim): 5306-00-136-9800, 5815-00-342-6033, 5945-00-903-3435. Verify interchangeability with system specifications before substitution.
Key specifications for 54022: Transformer Function: LINE; Mounting Facility Quantity: 2 SINGLE GROUP; Inclosure Type: OPEN; Mounting Method: FLANGE AND UNTHREADED HOLE(S) 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.
NSN 5950-00-053-7987 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.