The Reactor, cataloged under National Stock Number 5950-01-120-8877, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Electronic Transformer Corp Div Electronic Transformer Corporation. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government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 | 5950-01-120-8877 |
| Primary Part Number | 128601 |
| Item Name | Reactor |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Electronic Transformer Corp Div Electronic Transformer Corporation |
| Status | ACTIVE |
| Mounting Facility Quantity | 2 SINGLE GROUP |
| Inclosure Type | FULLY INCLOSED |
| Mounting Method | FLANGE AND SLOT SINGLE GROUP |
| Inductance Rating | 8.50 MILLIHENRIES NOMINAL AND 9.00 MILLIHENRIES NOMINAL AND 9.50 MILLIHENRIES NOMINAL AND 10.00 MILLIHENRIES NOMINAL AND 10.50 MILLIHENRIES NOMINAL AND 11.00 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING |
| Body Height | 1.500 INCHES MAXIMUM IN |
| Distance Between Mounting Facility Centers | 1.187 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Maximum Operating Temp | 60.0 CELSIUS DEGC |
| Body Length | 0.938 INCHES NOMINAL IN |
| Rating Method | ELECTRICAL SINGLE COMPONENT SINGLE WINDING |
| Reliability Indicator | NOT ESTABLISHED |
| Winding Quantity | 1 SINGLE COMPONENT |
| Frequency Rating | 8.0 KILOHERTZ MINIMUM AND 11.1 KILOHERTZ MAXIMUM SINGLE COMPONENT |
| Terminal Type and Quantity | 7 WIRE HOOK |
| Inductance Type | FIXED |
| Mounting Slot Width | 0.120 INCHES NOMINAL SINGLE GROUP IN |
| 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 |
|---|---|
| 128601 | Electronic Transformer Corp Div Electronic Transformer Corporation (USA) |
| 41360 | Coast/advanced Chip Magnetics, Inc. (USA) |
| 44605 | Freed Transformer Co (USA) |
| Reference | Meaning |
|---|---|
| 992A529 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5950-01-120-8877 is a Reactor, manufactured by Electronic Transformer Corp Div Electronic Transformer Corporation, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-120-8877 has 3 manufacturer part numbers on file: 128601 (Electronic Transformer Corp Div Electronic Transformer Corporation), 41360 (Coast/advanced Chip Magnetics, Inc.), 44605 (Freed Transformer Co).
5 possible matches (shared part number, not a government interchangeability claim): 5133-01-220-6227, 6695-01-352-6157, 6530-01-390-4687. Verify interchangeability with system specifications before substitution.
Key specifications for 128601: Mounting Facility Quantity: 2 SINGLE GROUP; Inclosure Type: FULLY INCLOSED; Mounting Method: FLANGE AND SLOT SINGLE GROUP; Inductance Rating: 8.50 MILLIHENRIES NOMINAL AND 9.00 MILLIHENRIES NOMINAL AND 9.50 MILLIHENRIES NOMINAL AND 10.00 MILLIHENRIES NOMINAL AND 10.50 MILLIHENRIES NOMINAL AND 11.00 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING. 15 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.