The Reactor, cataloged under National Stock Number 5950-00-646-0137, 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 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government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 | 5950-00-646-0137 |
| Primary Part Number | 325C140 |
| Item Name | Reactor |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | General Dynamics Mission Systems, Inc. Dba Gdms |
| Status | ACTIVE |
| Mounting Facility Quantity | 6 SINGLE GROUP |
| Inclosure Type | FULLY INCLOSED |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 3.875 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Mounting Method | FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP |
| Inductance Rating | 16.00 HENRY NOMINAL SINGLE COMPONENT SINGLE WINDING |
| Body Width | 3.625 INCHES NOMINAL IN |
| Body Height | 4.250 INCHES NOMINAL IN |
| Body Length | 4.437 INCHES NOMINAL IN |
| Winding Operating Current | 80.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING |
| Rating Method | ELECTRICAL SINGLE COMPONENT SINGLE WINDING |
| DC Resistance Rating in Ohms | 250.000 SINGLE COMPONENT SINGLE WINDING |
| Reliability Indicator | NOT ESTABLISHED |
| Winding Quantity | 1 SINGLE COMPONENT |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 1.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Terminal Type and Quantity | 2 STANDOFF INSULATOR |
| 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 |
|---|---|
| 325C140 | General Dynamics Mission Systems, Inc. Dba Gdms (USA) |
| Reference | Meaning |
|---|---|
| 20327 | 5/2 Secondary reference U.S. Government activity |
| 352-7271 | 3/9 Design control — primary reference Lockheed Martin Corporation Div Lockheed Martin Information Systems & Global Solutions |
| 325C140 | 5/9 Secondary reference U.S. Government activity |
| T1-447R | C/1 Advisory reference — outside the item-of-supply concept Magnetic Windings Company Inc |
NSN 5950-00-646-0137 is a Reactor, manufactured by General Dynamics Mission Systems, Inc. Dba Gdms, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-646-0137 has 1 manufacturer part number on file: 325C140 (General Dynamics Mission Systems, Inc. Dba Gdms).
7 possible matches (shared part number, not a government interchangeability claim): 3120-00-661-7942, 5945-01-007-0108, 3810-01-204-1189. Verify interchangeability with system specifications before substitution.
Key specifications for 325C140: Mounting Facility Quantity: 6 SINGLE GROUP; Inclosure Type: FULLY INCLOSED; Center to Center Distance Between Mounting Facilities Parallel to Length: 3.875 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Mounting Method: FLANGE AND UNTHREADED HOLE(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.