The Reactor, cataloged under National Stock Number 5950-00-231-1978, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is General Dynamics Mission Systems, Inc. Dba Gdms. Government technical data includes 17 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-00-231-1978 |
| Primary Part Number | 2SB61186 |
| Item Name | Reactor |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | General Dynamics Mission Systems, Inc. Dba Gdms |
| Status | ACTIVE |
| Mounting Facility Quantity | 4 SINGLE GROUP |
| Inclosure Type | FULLY INCLOSED |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 1.810 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Mounting Method | THREADED STUD(S) SINGLE GROUP |
| Inductance Rating | 10.00 MILLIHENRIES NOMINAL SINGLE COMPONENT SECOND WINDING |
| Inductance Rating | 3.50 HENRY NOMINAL SINGLE COMPONENT FIRST WINDING |
| Body Width | 2.490 INCHES NOMINAL IN |
| Body Height | 2.370 INCHES NOMINAL IN |
| Body Length | 3.040 INCHES NOMINAL IN |
| Winding Operating Current | 75.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT FIRST WINDING |
| Winding Operating Current | 950.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SECOND WINDING |
| DC Resistance Rating in Ohms | 175.000 SINGLE COMPONENT FIRST WINDING |
| DC Resistance Rating in Ohms | 2.000 SINGLE COMPONENT SECOND WINDING |
| Winding Quantity | 2 SINGLE COMPONENT |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 1.690 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Terminal Type and Quantity | 4 STANDOFF, SOLDER LUG |
| Inductance Type | FIXED |
| 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 |
|---|---|
| 2SB61186 PRIMARY | General Dynamics Mission Systems, Inc. Dba Gdms (USA) |
| 25B61186 PRIMARY | General Dynamics Mission Systems, Inc. Dba Gdms (USA) |
| Reference | Meaning |
|---|---|
| 8AF0 | 5/9 Secondary reference U.S. Government activity |
| 25B61186 | 5/9 Secondary reference U.S. Government activity |
| 2SB61186 | 5/9 Secondary reference U.S. Government activity |
| 8540AND8550 | 5/9 Secondary reference U.S. Government activity |
NSN 5950-00-231-1978 is a Reactor, manufactured by General Dynamics Mission Systems, Inc. Dba Gdms, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-231-1978 has 2 manufacturer part numbers on file: 2SB61186 (General Dynamics Mission Systems, Inc. Dba Gdms), 25B61186 (General Dynamics Mission Systems, Inc. Dba Gdms).
Key specifications for 2SB61186: Mounting Facility Quantity: 4 SINGLE GROUP; Inclosure Type: FULLY INCLOSED; Center to Center Distance Between Mounting Facilities Parallel to Length: 1.810 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Mounting Method: THREADED STUD(S) SINGLE GROUP. 17 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.