The Transformer,audio Frequency, cataloged under National Stock Number 5950-00-864-8581, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government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 | 5950-00-864-8581 |
| Item Name | Transformer,audio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Status | ACTIVE |
| Inclosure Type | HERMETICALLY SEALED |
| Body Width | 0.470 INCHES NOMINAL IN |
| Body Height | 0.456 INCHES NOMINAL IN |
| Maximum Transformer Power Rating | 100.0 MILLIWATTS SINGLE COMPONENT |
| Winding Function and Quantity | 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT |
| Impedance Rating in Ohms | 10000.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Impedance Rating in Ohms | 2500.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY |
| Body Length | 0.534 INCHES NOMINAL IN |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 100.0 HERTZ MINIMUM AND 10.0 KILOHERTZ MAXIMUM SINGLE COMPONENT |
| Primary to Secondary Turn Ratio | 1 TO 2 SINGLE COMPONENT |
| Terminal Type and Quantity | 6 WIRE LEAD |
| 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 |
|---|---|
| 16A33 | 5/9 Secondary reference A.e.york, Llc |
| BX-9838 | 5/2 Secondary reference U.S. Government activity |
| 900086-28 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| 11899 | 5/9 Secondary reference Magnetek Inc Huntington Div |
NSN 5950-00-864-8581 is a Transformer,audio Frequency, classified under FSC 5950, Coils and Transformers. Status: active.
6 possible matches (shared part number, not a government interchangeability claim): 4920-00-981-9120, 5950-01-056-2986, 4820-01-171-6145. Verify interchangeability with system specifications before substitution.
Key specifications for 5950-00-864-8581: Inclosure Type: HERMETICALLY SEALED; Body Width: 0.470 INCHES NOMINAL IN; Body Height: 0.456 INCHES NOMINAL IN; Maximum Transformer Power Rating: 100.0 MILLIWATTS SINGLE COMPONENT. 12 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.