The Transformer,audio Frequency, cataloged under National Stock Number 5950-01-382-6284, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Pico Electronics Inc. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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.
| Parameter | Value |
|---|---|
| NSN | 5950-01-382-6284 |
| Primary Part Number | S-21400 |
| Item Name | Transformer,audio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Pico Electronics Inc |
| Status | ACTIVE |
| Inclosure Type | FULLY INCLOSED |
| Body Outside Diameter | 0.750 INCHES MAXIMUM IN |
| Mounting Method | TERMINAL SINGLE GROUP |
| Body Height | 0.540 INCHES MAXIMUM IN |
| Maximum Transformer Power Rating | 1.0 WATTS SINGLE COMPONENT |
| Winding Function and Quantity | 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT |
| Impedance Rating in Ohms | 10000.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Impedance Rating in Ohms | 500.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY |
| Winding Operating Current | 1.0 MILLIAMPERES DC NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 50.0 HERTZ MINIMUM AND 30.0 KILOHERTZ MAXIMUM SINGLE COMPONENT |
| Primary to Secondary Turn Ratio | 4.47 TO 1 SINGLE COMPONENT |
| Terminal Type and Quantity | 7 PIN |
| 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 |
|---|---|
| ET000015-006 | L3harris Technologies Integrated Systems L.p. Div Integrated Aerospace Systems (USA) |
| S-21400 PRIMARY | Pico Electronics Inc (USA) |
NSN 5950-01-382-6284 is a Transformer,audio Frequency, manufactured by Pico Electronics Inc, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-382-6284 has 2 manufacturer part numbers on file: ET000015-006 (L3harris Technologies Integrated Systems L.p. Div Integrated Aerospace Systems), S-21400 (Pico Electronics Inc).
1 possible match (shared part number, not a government interchangeability claim): 5120-01-578-3520. Verify interchangeability with system specifications before substitution.
Key specifications for S-21400: Overall Height: 1.290 INCHES MINIMUM AND 1.770 INCHES MAXIMUM IN; Inclosure Type: FULLY INCLOSED; Body Outside Diameter: 0.750 INCHES MAXIMUM IN; Mounting Method: TERMINAL SINGLE GROUP. 13 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.