The Reactor, cataloged under National Stock Number 5950-00-243-7913, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Freed Transformer Co. Government technical data includes 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 5950-00-243-7913 |
| Primary Part Number | 40771 |
| Item Name | Reactor |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Freed Transformer Co |
| Status | ACTIVE |
| Mounting Facility Quantity | 1 SINGLE GROUP1 SINGLE GROUP |
| Inclosure Type | OPENOPEN |
| Body Outside Diameter | 1.188 INCHES NOMINAL1.188 INCHES NOMINAL IN |
| Mounting Method | UNTHREADED HOLE(S) SINGLE GROUPUNTHREADED HOLE(S) SINGLE GROUP |
| Inductance Rating | 200.00 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING200.00 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING |
| Mounting Hole Diameter | 0.144 INCHES NOMINAL SINGLE GROUP0.144 INCHES NOMINAL SINGLE GROUP IN |
| Body Length | 0.688 INCHES NOMINAL0.688 INCHES NOMINAL IN |
| Winding Operating Current | 1.5 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE WINDING1.5 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE WINDING |
| DC Resistance Rating in Ohms | 1.000 SINGLE COMPONENT SINGLE WINDING1.000 SINGLE COMPONENT SINGLE WINDING |
| Winding Quantity | 1 SINGLE COMPONENT1 SINGLE COMPONENT |
| Frequency Rating | 20.0 KILOHERTZ MINIMUM AND 20.0 KILOHERTZ MINIMUM AND 90.0 KILOHERTZ MAXIMUM SINGLE COMPONENT90.0 KILOHERTZ MAXIMUM SINGLE COMPONENT |
| Terminal Type and Quantity | 2 TAB, SOLDER LUG2 TAB, SOLDER LUG |
| Inductance Type | FIXEDFIXED |
| 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 |
|---|---|
| 40771 PRIMARY | Freed Transformer Co (USA) |
| Reference | Meaning |
|---|---|
| 74829-1 | 5/2 Secondary reference U.S. Government activity |
NSN 5950-00-243-7913 is a Reactor, manufactured by Freed Transformer Co, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-243-7913 has 1 manufacturer part number on file: 40771 (Freed Transformer Co).
3 possible matches (shared part number, not a government interchangeability claim): 5961-01-018-7807, 5962-01-091-0543, 5330-01-296-1962. Verify interchangeability with system specifications before substitution.
Key specifications for 40771: Mounting Facility Quantity: 1 SINGLE GROUP1 SINGLE GROUP; Inclosure Type: OPENOPEN; Body Outside Diameter: 1.188 INCHES NOMINAL1.188 INCHES NOMINAL IN; Mounting Method: UNTHREADED HOLE(S) SINGLE GROUPUNTHREADED HOLE(S) SINGLE GROUP. 13 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.