The Transformer,audio Frequency, cataloged under National Stock Number 5950-01-190-7330, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-01-190-7330 |
| Primary Part Number | R20185 |
| Item Name | Transformer,audio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Pico Electronics Inc |
| Status | ACTIVE |
| Inclosure Type | FULLY INCLOSED |
| Precious Material | GOLD |
| Body Outside Diameter | 0.750 INCHES MAXIMUM IN |
| Mounting Method | TERMINAL SINGLE GROUP |
| Winding Function and Quantity | 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT |
| Impedance Rating in Ohms | 600.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Impedance Rating in Ohms | 150.0 NOMINAL SINGLE COMPONENT ALL SECONDARY |
| Body Length | 0.375 INCHES MAXIMUM IN |
| Reliability Indicator | NOT ESTABLISHED |
| Precious Material and Location | TERMINALS GOLD |
| Frequency Rating | 75.0 HERTZ MINIMUM AND 30.0 KILOHERTZ MAXIMUM SINGLE COMPONENT |
| Primary to Secondary Turn Ratio | 1 TO 1 SINGLE COMPONENT |
| Terminal Type and Quantity | 7 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 |
NSN 5950-01-190-7330 is a Transformer,audio Frequency, manufactured by Pico Electronics Inc, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-190-7330 has 2 manufacturer part numbers on file: R20185 (Elcos), R20185 (Pico Electronics Inc).
Key specifications for R20185: Inclosure Type: FULLY INCLOSED; Precious Material: GOLD; 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.