The Coil,electrical, cataloged under National Stock Number 5950-00-645-4291, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Westinghouse Electric Corp. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-00-645-4291 |
| Primary Part Number | S1186539 |
| Item Name | Coil,electrical |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Westinghouse Electric Corp |
| Status | ACTIVE |
| Mounting Facility Quantity | 1 SINGLE GROUP |
| Inclosure Type | FULLY INCLOSED |
| Body Outside Diameter | 1.875 INCHES NOMINAL IN |
| Turn Quantity | 5720 SINGLE COMPONENT ALL WINDING |
| Mounting Method | SLOT SINGLE GROUP |
| Winding Conductor Size | 0.00631 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT ALL WINDING IN |
| Body Length | 1.406 INCHES NOMINAL IN |
| Rating Method | ELECTRICAL AND WINDING TURNS SINGLE COMPONENT ALL WINDING |
| DC Resistance Rating in Ohms | 718.000 SINGLE COMPONENT ALL WINDING |
| Reliability Indicator | NOT ESTABLISHED |
| Winding Quantity | 4 SINGLE COMPONENT |
| Winding Operating Voltage | 220.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST WINDING |
| Winding Operating Voltage | 380.00 AC VOLTS NOMINAL SINGLE COMPONENT SECOND WINDING |
| Winding Operating Voltage | 440.00 AC VOLTS NOMINAL SINGLE COMPONENT THIRD WINDING |
| Winding Operating Voltage | 480.00 AC VOLTS NOMINAL SINGLE COMPONENT FOURTH WINDING |
| Terminal Type and Quantity | 8 THREADED STUD |
| Mounting Slot Width | 0.625 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 |
|---|---|
| S1186539 PRIMARY | Westinghouse Electric Corp (USA) |
| Reference | Meaning |
|---|---|
| S1186539 | 5/9 Secondary reference Westinghouse Electric Corp Control Business Unit |
NSN 5950-00-645-4291 is a Coil,electrical, manufactured by Westinghouse Electric Corp, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-645-4291 has 1 manufacturer part number on file: S1186539 (Westinghouse Electric Corp).
Key specifications for S1186539: Mounting Facility Quantity: 1 SINGLE GROUP; Inclosure Type: FULLY INCLOSED; Body Outside Diameter: 1.875 INCHES NOMINAL IN; Turn Quantity: 5720 SINGLE COMPONENT ALL WINDING. 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.