The Reactor, cataloged under National Stock Number 5950-00-245-5920, 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 16 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. 7 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 | 5950-00-245-5920 |
| Primary Part Number | 15881 |
| Item Name | Reactor |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Freed Transformer Co |
| Status | ACTIVE |
| Mounting Facility Quantity | 4 SINGLE GROUP4 SINGLE GROUP |
| Inclosure Type | HERMETICALLY SEALEDHERMETICALLY SEALED |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 1.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP1.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Mounting Method | THREADED STUD(S) SINGLE GROUPTHREADED STUD(S) SINGLE GROUP |
| Inductance Rating | 12.00 HENRY NOMINAL SINGLE COMPONENT SINGLE WINDING12.00 HENRY NOMINAL SINGLE COMPONENT SINGLE WINDING |
| Body Width | 2.250 INCHES NOMINAL2.250 INCHES NOMINAL IN |
| Body Height | 4.812 INCHES NOMINAL4.812 INCHES NOMINAL IN |
| Body Length | 2.625 INCHES NOMINAL2.625 INCHES NOMINAL IN |
| Winding Operating Current | 80.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING80.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING |
| Rating Method | ELECTRICAL SINGLE COMPONENT SINGLE WINDINGELECTRICAL SINGLE COMPONENT SINGLE WINDING |
| DC Resistance Rating in Ohms | 300.000 SINGLE COMPONENT SINGLE WINDING300.000 SINGLE COMPONENT SINGLE WINDING |
| Reliability Indicator | NOT ESTABLISHEDNOT ESTABLISHED |
| Winding Quantity | 1 SINGLE COMPONENT1 SINGLE COMPONENT |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 1.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP1.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Terminal Type and Quantity | 2 SOLDER STUD2 SOLDER STUD |
| 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 |
|---|---|
| 15881 PRIMARY | Freed Transformer Co (USA) |
NSN 5950-00-245-5920 is a Reactor, manufactured by Freed Transformer Co, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-245-5920 has 1 manufacturer part number on file: 15881 (Freed Transformer Co).
7 possible matches (shared part number, not a government interchangeability claim): 3930-00-609-9542, 4920-00-691-0296, 5950-00-913-4389. Verify interchangeability with system specifications before substitution.
Key specifications for 15881: Mounting Facility Quantity: 4 SINGLE GROUP4 SINGLE GROUP; Inclosure Type: HERMETICALLY SEALEDHERMETICALLY SEALED; Center to Center Distance Between Mounting Facilities Parallel to Length: 1.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP1.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Mounting Method: THREADED STUD(S) SINGLE GROUPTHREADED STUD(S) SINGLE GROUP. 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.