The Reactor, cataloged under National Stock Number 5950-00-081-5979, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. Government technical data includes 22 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-00-081-5979 |
| Item Name | Reactor |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Status | ACTIVE |
| Mounting Facility Quantity | 4 SINGLE GROUP |
| Inclosure Type | HERMETICALLY SEALED |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 3.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Mounting Method | THREADED HOLE(S) SINGLE GROUP |
| Inductance Rating | 400.00 MICROHENRIES NOMINAL SINGLE COMPONENT FIRST WINDING |
| Inductance Rating | 500.00 MICROHENRIES NOMINAL SINGLE COMPONENT SECOND WINDING |
| Body Width | 4.000 INCHES NOMINAL IN |
| Body Height | 5.750 INCHES NOMINAL IN |
| Nominal Thread Size | 0.190 INCHES SINGLE GROUP IN |
| Body Length | 4.380 INCHES NOMINAL IN |
| Winding Operating Current | 15.0 AMPERES DC MAXIMUM SINGLE COMPONENT SECOND WINDING |
| Winding Operating Current | 35.0 AMPERES DC MAXIMUM SINGLE COMPONENT FIRST WINDING |
| Rating Method | ELECTRICAL SINGLE COMPONENT ALL WINDING |
| DC Resistance Rating in Ohms | 0.006 SINGLE COMPONENT FIRST WINDING |
| DC Resistance Rating in Ohms | 0.010 SINGLE COMPONENT SECOND WINDING |
| Reliability Indicator | NOT ESTABLISHED |
| Winding Quantity | 2 SINGLE COMPONENT |
| Frequency Rating | 2.4 KILOHERTZ NOMINAL SINGLE COMPONENT |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 3.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Terminal Type and Quantity | 4 THREADED STUD |
| Inductance Type | FIXED |
| Thread Series Designator | UNF SINGLE GROUP |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| S5109 | 5/9 Secondary reference U.S. Government activity |
| 7901651-00 | 5/9 Secondary reference U.S. Government activity |
| 7901651 | 3/2 Design control — primary reference U.S. Government activity |
| 68051090 | 5/9 Secondary reference U.S. Government activity |
| S5109A | 5/2 Secondary reference U.S. Government activity |
NSN 5950-00-081-5979 is a Reactor, classified under FSC 5950, Coils and Transformers. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 4210-00-510-8855, 9905-00-889-9904. Verify interchangeability with system specifications before substitution.
Key specifications for 5950-00-081-5979: Mounting Facility Quantity: 4 SINGLE GROUP; Inclosure Type: HERMETICALLY SEALED; Center to Center Distance Between Mounting Facilities Parallel to Length: 3.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Mounting Method: THREADED HOLE(S) SINGLE GROUP. 22 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.