The Reactor, cataloged under National Stock Number 5950-01-067-7391, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Hytronics Corp.. Government technical data includes 21 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-01-067-7391 |
| Primary Part Number | 77C0477 |
| Item Name | Reactor |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Hytronics Corp. |
| Status | ACTIVE |
| Mounting Facility Quantity | 2 SINGLE GROUP |
| Inclosure Type | FULLY INCLOSED |
| Mounting Method | THREADED HOLE(S) SINGLE GROUP |
| Inductance Rating | 30.00 MICROHENRIES MINIMUM SINGLE COMPONENT ALL WINDING |
| Body Width | 1.260 INCHES MAXIMUM IN |
| Body Height | 0.690 INCHES MAXIMUM IN |
| Criticality Code Justification | FEAT |
| Distance Between Mounting Facility Centers | 1.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Nominal Thread Size | 0.112 INCHES SINGLE GROUP IN |
| Maximum Operating Temp | 85.0 CELSIUS DEGC |
| Body Length | 1.450 INCHES MAXIMUM IN |
| Winding Operating Current | 3.7 AMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING |
| Rating Method | ELECTRICAL SINGLE COMPONENT ALL WINDING |
| DC Resistance Rating in Ohms | 0.030 SINGLE COMPONENT ALL WINDING |
| Reliability Indicator | NOT ESTABLISHED |
| Winding Quantity | 2 SINGLE COMPONENT |
| Frequency Rating | 20.0 KILOHERTZ NOMINAL SINGLE COMPONENT |
| Thread Quantity Per Inch | 40 SINGLE GROUP |
| Terminal Type and Quantity | 6 WIRE LEAD |
| Inductance Type | FIXED |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 77C0477 | Hytronics Corp. (USA) |
| 77C0477-1 | Crane Electronics, Inc. (USA) |
| 41830 | Coast/advanced Chip Magnetics, Inc. (USA) |
| 755090A0753-1 | Crane Electronics, Inc. (USA) |
| PEI 7611 | Precision Electronics, Inc (USA) |
| Reference | Meaning |
|---|---|
| 755090A0753-1 | 3/9 Design control — primary reference U.S. Government activity |
| 77C0477 | 5/9 Secondary reference Crane Electronics, Inc. |
NSN 5950-01-067-7391 is a Reactor, manufactured by Hytronics Corp., classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-067-7391 has 5 manufacturer part numbers on file: 77C0477 (Hytronics Corp.), 77C0477-1 (Crane Electronics, Inc.), 41830 (Coast/advanced Chip Magnetics, Inc.), 755090A0753-1 (Crane Electronics, Inc.), PEI 7611 (Precision Electronics, Inc).
1 possible match (shared part number, not a government interchangeability claim): 9320-01-235-6910. Verify interchangeability with system specifications before substitution.
Key specifications for 77C0477: Mounting Facility Quantity: 2 SINGLE GROUP; Inclosure Type: FULLY INCLOSED; Mounting Method: THREADED HOLE(S) SINGLE GROUP; Inductance Rating: 30.00 MICROHENRIES MINIMUM SINGLE COMPONENT ALL WINDING. 21 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.