The Reactor-Transformer, cataloged under National Stock Number 5950-00-860-0780, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Onan Corp Onan Power/electronics Div. Government technical data includes 27 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-00-860-0780 |
| Primary Part Number | A12568 |
| Item Name | Reactor-Transformer |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Onan Corp Onan Power/electronics Div |
| Status | ACTIVE |
| Mounting Facility Quantity | 6 SINGLE GROUP |
| Inclosure Type | HERMETICALLY SEALED |
| Input-Output Phase Relationship | THREE PHASE TO THREE PHASE SINGLE COMPONENT |
| Mounting Method | THREADED STUD(S) SINGLE GROUP |
| Inductance Rating | 1.50 MILLIHENRIES NOMINAL FIRST COMPONENT FOURTH WINDING |
| Inductance Rating | 20.00 MILLIHENRIES NOMINAL FIRST COMPONENT FIRST WINDING |
| Inductance Rating | 20.00 MILLIHENRIES NOMINAL FIRST COMPONENT THIRD WINDING |
| Inductance Rating | 5.00 MILLIHENRIES NOMINAL FIRST COMPONENT SECOND WINDING |
| Winding Operating Current | 1.0 AMPERES DC NOMINAL FIRST COMPONENT SECOND WINDING |
| Winding Operating Current | 1.5 AMPERES DC NOMINAL FIRST COMPONENT FOURTH WINDING |
| Winding Operating Current | 200.0 MILLIAMPERES DC NOMINAL FIRST COMPONENT THIRD WINDING |
| Winding Operating Current | 250.0 MILLIAMPERES DC NOMINAL FIRST COMPONENT FIRST WINDING |
| Winding Operating Current | 6.0 AMPERES DC NOMINAL FIRST COMPONENT FIFTH WINDING |
| Rating Method | ELECTRICAL SECOND COMPONENT SINGLE PRIMARY |
| Rating Method | ELECTRICAL SECOND COMPONENT SINGLE SECONDARY |
| Rating Method | ELECTRICAL FIRST COMPONENT ALL WINDING |
| DC Resistance Rating in Ohms | 0.030 FIRST COMPONENT FIFTH WINDING |
| DC Resistance Rating in Ohms | 0.100 FIRST COMPONENT FOURTH WINDING |
| DC Resistance Rating in Ohms | 0.18 FIRST COMPONENT SECOND WINDING |
| DC Resistance Rating in Ohms | 0.180 BASE |
| DC Resistance Rating in Ohms | 2 FIRST COMPONENT FIRST WINDING |
| DC Resistance Rating in Ohms | 2.000 SECOND WINDING |
| DC Resistance Rating in Ohms | 2.5 FIRST COMPONENT THIRD WINDING |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 400.0 HERTZ NOMINAL ALL COMPONENTS |
| Winding Operating Voltage | 115.00 AC VOLTS NOMINAL SECOND COMPONENT SINGLE PRIMARY |
| Winding Operating Voltage | 13.60 AC VOLTS NOMINAL AND 42.80 AC VOLTS MINIMUM AND 47.00 AC VOLTS MAXIMUM SECOND COMPONENT SINGLE SECONDARY |
| 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 |
|---|---|
| A12568 PRIMARY | Onan Corp Onan Power/electronics Div (USA) |
| Reference | Meaning |
|---|---|
| 3-12568 | 5/9 Secondary reference Te Connectivity Networks, Inc. Div Adc Telecommunications Sales, Inc. |
| 909857-00 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5950-00-860-0780 is a Reactor-Transformer, manufactured by Onan Corp Onan Power/electronics Div, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-860-0780 has 1 manufacturer part number on file: A12568 (Onan Corp Onan Power/electronics Div).
Key specifications for A12568: Overall Height: 8.000 INCHES NOMINAL IN; Mounting Facility Quantity: 6 SINGLE GROUP; Inclosure Type: HERMETICALLY SEALED; Input-Output Phase Relationship: THREE PHASE TO THREE PHASE SINGLE COMPONENT. 27 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.