The Reactor, cataloged under National Stock Number 5950-00-816-9288, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Keytronics, Inc. Div Api Technologies Corp- Magnetics. Government technical data includes 16 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-00-816-9288 |
| Primary Part Number | K5939 |
| Item Name | Reactor |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Keytronics, Inc. Div Api Technologies Corp- Magnetics |
| Status | ACTIVE |
| Mounting Facility Quantity | 1 SINGLE GROUP |
| Inclosure Type | FULLY INCLOSED |
| Mounting Method | CORE AND THREADED HOLE(S) SINGLE GROUP |
| Inductance Rating | 6.00 HENRY NOMINAL SINGLE COMPONENT SINGLE WINDING |
| Body Width | 1.310 INCHES NOMINAL IN |
| Nominal Thread Size | 0.138 INCHES SINGLE GROUP IN |
| Body Length | 0.720 INCHES NOMINAL IN |
| Rating Method | ELECTRICAL SINGLE COMPONENT SINGLE WINDING |
| DC Resistance Rating in Ohms | 792.000 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 | 32 SINGLE GROUP |
| Terminal Type and Quantity | 2 TURRET |
| 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 |
|---|---|
| K5939 | Keytronics, Inc. Div Api Technologies Corp- Magnetics (USA) |
| 1JB6330H05 | Westinghouse Electric Corp (USA) |
| Reference | Meaning |
|---|---|
| 1JB6330H05 | 3/2 Design control — primary reference U.S. Government activity |
| S90018 | 5/9 Secondary reference Omnitec Data Corp Sub of Nytronics Inc |
NSN 5950-00-816-9288 is a Reactor, manufactured by Keytronics, Inc. Div Api Technologies Corp- Magnetics, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-816-9288 has 2 manufacturer part numbers on file: K5939 (Keytronics, Inc. Div Api Technologies Corp- Magnetics), 1JB6330H05 (Westinghouse Electric Corp).
1 possible match (shared part number, not a government interchangeability claim): 5935-00-934-9718. Verify interchangeability with system specifications before substitution.
Key specifications for K5939: Mounting Facility Quantity: 1 SINGLE GROUP; Inclosure Type: FULLY INCLOSED; Mounting Method: CORE AND THREADED HOLE(S) SINGLE GROUP; Inductance Rating: 6.00 HENRY NOMINAL SINGLE COMPONENT SINGLE WINDING. 16 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.