The Reactor, cataloged under National Stock Number 5950-01-226-7778, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Payne Magnetics, Inc.. Government technical data includes 29 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-01-226-7778 |
| Primary Part Number | K212-3 |
| Item Name | Reactor |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Payne Magnetics, Inc. |
| Status | ACTIVE |
| Mounting Facility Quantity | 1 SINGLE GROUP |
| Inclosure Type | FULLY INCLOSED |
| Body Outside Diameter | 2.000 INCHES MAXIMUM IN |
| Turn Quantity | 16 SINGLE COMPONENT FIRST WINDING |
| Turn Quantity | 40 SINGLE COMPONENT FOURTH WINDING |
| Turn Quantity | 40 SINGLE COMPONENT SECOND WINDING |
| Turn Quantity | 70 SINGLE COMPONENT FIFTH WINDING |
| Turn Quantity | 70 SINGLE COMPONENT THIRD WINDING |
| Mounting Method | THREADED HOLE(S) SINGLE GROUP |
| Inductance Rating | 75.00 MICROHENRIES NOMINAL SINGLE COMPONENT FIRST WINDING |
| Winding Conductor Size | 0.01003 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT FIFTH WINDING IN |
| Winding Conductor Size | 0.01003 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT THIRD WINDING IN |
| Winding Conductor Size | 0.04030 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT FIRST WINDING IN |
| Winding Conductor Size | 0.06408 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT FOURTH WINDING IN |
| Winding Conductor Size | 0.06408 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SECOND WINDING IN |
| Nominal Thread Size | 0.138 INCHES SINGLE GROUP IN |
| Maximum Operating Temp | 130.0 CELSIUS DEGC |
| Body Length | 0.950 INCHES MAXIMUM IN |
| Winding Operating Current | 1.0 AMPERES DC MAXIMUM SINGLE COMPONENT FIFTH WINDING |
| Winding Operating Current | 1.0 AMPERES DC MAXIMUM SINGLE COMPONENT THIRD WINDING |
| Winding Operating Current | 850.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT FOURTH WINDING |
| Winding Operating Current | 850.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SECOND WINDING |
| Winding Operating Current | 9.0 AMPERES DC MAXIMUM SINGLE COMPONENT FIRST WINDING |
| Rating Method | ELECTRICAL AND WINDING TURNS SINGLE COMPONENT ALL WINDING |
| DC Resistance Rating in Ohms | 0.020 SINGLE COMPONENT FIRST WINDING |
| DC Resistance Rating in Ohms | 0.200 SINGLE COMPONENT FOURTH WINDING |
| DC Resistance Rating in Ohms | 0.200 SINGLE COMPONENT SECOND WINDING |
| DC Resistance Rating in Ohms | 3.000 SINGLE COMPONENT FIFTH WINDING |
| DC Resistance Rating in Ohms | 3.000 SINGLE COMPONENT THIRD WINDING |
| 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 |
|---|---|
| K212-3 PRIMARY | Payne Magnetics, Inc. (USA) |
| PR-K-212-2 | Payne Magnetics, Inc. (USA) |
| Reference | Meaning |
|---|---|
| K-212-2 | 5/9 Secondary reference Payne Magnetics, Inc. |
| 8500600 | 7/2 Vendor item drawing reference Honeywell International Inc. Dba Honeywell International |
NSN 5950-01-226-7778 is a Reactor, manufactured by Payne Magnetics, Inc., classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-226-7778 has 2 manufacturer part numbers on file: K212-3 (Payne Magnetics, Inc.), PR-K-212-2 (Payne Magnetics, Inc.).
Key specifications for K212-3: Mounting Facility Quantity: 1 SINGLE GROUP; Inclosure Type: FULLY INCLOSED; Body Outside Diameter: 2.000 INCHES MAXIMUM IN; Turn Quantity: 16 SINGLE COMPONENT FIRST WINDING. 29 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.