The Reactor, cataloged under National Stock Number 5950-01-105-1648, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Payne Magnetics, Inc.. 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5950-01-105-1648 |
| Primary Part Number | H-538 |
| Item Name | Reactor |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Payne Magnetics, Inc. |
| Status | ACTIVE |
| Inclosure Type | FULLY INCLOSED |
| Mounting Method | TERMINAL SINGLE GROUP |
| Inductance Rating | 63.00 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING |
| Body Width | 0.330 INCHES MAXIMUM IN |
| Body Height | 0.790 INCHES MAXIMUM IN |
| Winding Conductor Size | 0.04030 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE WINDING IN |
| Body Length | 0.750 INCHES MAXIMUM IN |
| Winding Operating Current | 0.08 AMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING |
| Rating Method | ELECTRICAL SINGLE COMPONENT SINGLE WINDING |
| DC Resistance Rating in Ohms | 58.000 SINGLE COMPONENT SINGLE WINDING |
| Reliability Indicator | NOT ESTABLISHED |
| Winding Quantity | 1 SINGLE COMPONENT |
| Frequency Rating | 1.0 KILOHERTZ NOMINAL SINGLE COMPONENT |
| Terminal Type and Quantity | 2 WIRE LEAD |
| 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 |
|---|---|
| 40507 | Coast/advanced Chip Magnetics, Inc. (USA) |
| H-538 PRIMARY | Payne Magnetics, Inc. (USA) |
| PEI6669 | Precision Electronics, Inc (USA) |
| Reference | Meaning |
|---|---|
| 521T6 | 5/9 Secondary reference A.e.york, Llc |
| 10132750 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| PRH538 | 5/9 Secondary reference Payne Magnetics, Inc. |
| 315-13886-01 | 5/9 Secondary reference U.S. Government activity |
| PC76295-1 | 7/2 Vendor item drawing reference Rockwell Collins, Inc. Dba Rc Displays Systems |
NSN 5950-01-105-1648 is a Reactor, manufactured by Payne Magnetics, Inc., classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-105-1648 has 3 manufacturer part numbers on file: 40507 (Coast/advanced Chip Magnetics, Inc.), H-538 (Payne Magnetics, Inc.), PEI6669 (Precision Electronics, Inc).
2 possible matches (shared part number, not a government interchangeability claim): 5355-01-245-9841, 2540-01-539-8271. Verify interchangeability with system specifications before substitution.
Key specifications for H-538: Inclosure Type: FULLY INCLOSED; Mounting Method: TERMINAL SINGLE GROUP; Inductance Rating: 63.00 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING; Body Width: 0.330 INCHES MAXIMUM IN. 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.