The Reactor, cataloged under National Stock Number 5950-00-899-3399, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Spectrum Control, Inc. Div Api Technologies - Eis/wesson. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-00-899-3399 |
| Primary Part Number | SM-D-439959 |
| Item Name | Reactor |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Spectrum Control, Inc. Div Api Technologies - Eis/wesson |
| Status | ACTIVE |
| Mounting Facility Quantity | 2 SINGLE GROUP |
| Inclosure Type | FULLY INCLOSED |
| Mounting Method | THREADED HOLE(S) SINGLE GROUP |
| Inductance Rating | 250.00 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING |
| Body Width | 2.344 INCHES NOMINAL IN |
| Body Height | 0.938 INCHES NOMINAL IN |
| Distance Between Mounting Facility Centers | 1.531 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Nominal Thread Size | 0.112 INCHES SINGLE GROUP IN |
| Body Length | 2.359 INCHES NOMINAL IN |
| Rating Method | ELECTRICAL SINGLE COMPONENT SINGLE WINDING |
| DC Resistance Rating in Ohms | 134.000 SINGLE COMPONENT SINGLE WINDING |
| Reliability Indicator | NOT ESTABLISHED |
| Winding Quantity | 1 SINGLE COMPONENT |
| Frequency Rating | 1.0 KILOHERTZ NOMINAL SINGLE COMPONENT |
| Thread Quantity Per Inch | 40 SINGLE GROUP |
| Terminal Type and Quantity | 2 WIRE LEAD |
| Inductance Type | FIXED |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) 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 |
| Part Number | Manufacturer |
|---|---|
| SM-D-439959 | Spectrum Control, Inc. Div Api Technologies - Eis/wesson (USA) |
| SM-D-439959 | Autodyne Manufacturing Co Inc (USA) |
| A9231 | Autodyne Manufacturing Co Inc (USA) |
| Reference | Meaning |
|---|---|
| SM-D-439959 | 5/9 Secondary reference U.S. Government activity |
| SM-D-439959 | 5/9 Secondary reference Genisco Filter Corp |
| SM-D-439959 | 5/9 Secondary reference Valcore Manufacturing Llc |
| 5950008993399 | 5/9 Secondary reference E.c.a Etablissement Centrald'approvisionnement Des Forces Armee |
| SM-D-439959 | 3/2 Design control — primary reference U.S. Government activity |
| SM-D-439959 | 5/9 Secondary reference Magnetek Inc Huntington Div |
NSN 5950-00-899-3399 is a Reactor, manufactured by Spectrum Control, Inc. Div Api Technologies - Eis/wesson, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-899-3399 has 3 manufacturer part numbers on file: SM-D-439959 (Spectrum Control, Inc. Div Api Technologies - Eis/wesson), SM-D-439959 (Autodyne Manufacturing Co Inc), A9231 (Autodyne Manufacturing Co Inc).
Key specifications for SM-D-439959: Mounting Facility Quantity: 2 SINGLE GROUP; Inclosure Type: FULLY INCLOSED; Mounting Method: THREADED HOLE(S) SINGLE GROUP; Inductance Rating: 250.00 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING. 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.