The Transformer,audio Frequency, cataloged under National Stock Number 5950-00-645-8332, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 18 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-00-645-8332 |
| Primary Part Number | 213306PC1 |
| Item Name | Transformer,audio Frequency |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Mounting Facility Quantity | 4 SINGLE GROUP |
| Inclosure Type | FULLY INCLOSED |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 2.438 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Mounting Method | FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP |
| Body Width | 2.562 INCHES NOMINAL IN |
| Body Height | 3.625 INCHES NOMINAL IN |
| Maximum Transformer Power Rating | 500.0 MILLIWATTS SINGLE COMPONENT |
| Winding Function and Quantity | 2 PRIMARY AND 2 SECONDARY SINGLE COMPONENT |
| Impedance Rating in Ohms | 100000.0 NOMINAL SINGLE COMPONENT ALL SECONDARY |
| Impedance Rating in Ohms | 12500.0 NOMINAL SINGLE COMPONENT ALL PRIMARY |
| Winding Shielding Method | INTERNAL SHIELD BROUGHT OUT TO TERMINAL SINGLE COMPONENT |
| Body Length | 3.062 INCHES NOMINAL IN |
| Winding Operating Current | 20.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT ALL PRIMARY |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 60.0 HERTZ MAXIMUM SINGLE COMPONENT |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 1.938 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Primary to Secondary Turn Ratio | 1 TO 2 SINGLE COMPONENT |
| Terminal Type and Quantity | 11 STANDOFF, SOLDER LUG |
| 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 |
|---|---|
| 213306PC1 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| S19818 | Electronic Transformer Corp Div Electronic Transformer Corporation (USA) |
| Reference | Meaning |
|---|---|
| 213306-1 | 5/9 Secondary reference Arma Div Ambac Industries Inc |
NSN 5950-00-645-8332 is a Transformer,audio Frequency, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-645-8332 has 2 manufacturer part numbers on file: 213306PC1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), S19818 (Electronic Transformer Corp Div Electronic Transformer Corporation).
Key specifications for 213306PC1: Mounting Facility Quantity: 4 SINGLE GROUP; Inclosure Type: FULLY INCLOSED; Center to Center Distance Between Mounting Facilities Parallel to Length: 2.438 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Mounting Method: FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP. 18 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.