The Transformer,audio Frequency, cataloged under National Stock Number 5950-01-057-6839, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Dynalec Corporation. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-01-057-6839 |
| Primary Part Number | 61690-006 |
| Item Name | Transformer,audio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Dynalec Corporation |
| Status | ACTIVE |
| Mounting Facility Quantity | 2 SINGLE GROUP |
| Inclosure Type | HERMETICALLY SEALED |
| Overall Diameter | 1.410 INCHES NOMINAL IN |
| Body Outside Diameter | 0.970 INCHES NOMINAL IN |
| Mounting Method | BRACKET(S) AND SLOT SINGLE GROUP |
| Maximum Transformer Power Rating | 2.0 MILLIWATTS SINGLE COMPONENT |
| Mounting Hole Diameter | 0.156 INCHES NOMINAL SINGLE GROUP IN |
| Winding Function and Quantity | 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT |
| Impedance Rating in Ohms | 150.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Impedance Rating in Ohms | 2500.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY |
| Winding Shielding Method | CORE GROUNDED AND BROUGHT OUT TO TERMINAL SINGLE COMPONENT |
| Distance Between Mounting Facility Centers | 1.170 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Body Length | 1.440 INCHES NOMINAL IN |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 200.0 HERTZ MINIMUM AND 6.0 KILOHERTZ MAXIMUM SINGLE COMPONENT |
| Terminal Type and Quantity | 7 PIN |
| Mounting Slot Width | 0.120 INCHES NOMINAL SINGLE GROUP IN |
| 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 |
|---|---|
| 61690-006 PRIMARY | Dynalec Corporation (USA) |
NSN 5950-01-057-6839 is a Transformer,audio Frequency, manufactured by Dynalec Corporation, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-057-6839 has 1 manufacturer part number on file: 61690-006 (Dynalec Corporation).
Key specifications for 61690-006: Mounting Facility Quantity: 2 SINGLE GROUP; Inclosure Type: HERMETICALLY SEALED; Overall Diameter: 1.410 INCHES NOMINAL IN; Body Outside Diameter: 0.970 INCHES NOMINAL IN. 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.
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.