The Reactor, cataloged under National Stock Number 5950-01-498-5178, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Pico Electronics Inc. Government technical data includes 14 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5950-01-498-5178 |
| Primary Part Number | 1452557-1 |
| Item Name | Reactor |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Pico Electronics Inc |
| Status | ACTIVE |
| Mounting Facility Quantity | 4 SECOND GROUP |
| Mounting Facility Quantity | 2 FIRST GROUP |
| Inclosure Type | FULLY INCLOSED |
| Mounting Method | THREADED HOLE(S) SECOND GROUP |
| Mounting Method | UNTHREADED HOLE(S) FIRST GROUP |
| Winding Conductor Size | 0.02010 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE WINDING IN |
| Mounting Hole Diameter | 0.136 INCHES NOMINAL FIRST GROUP IN |
| Nominal Thread Size | 0.138 INCHES SECOND GROUP IN |
| Maximum Operating Temp | 125.0 CELSIUS DEGC |
| Rating Method | WINDING TURNS SINGLE COMPONENT SINGLE WINDING |
| Reliability Indicator | NOT ESTABLISHED |
| Winding Quantity | 1 SINGLE COMPONENT |
| Terminal Type and Quantity | 2 WIRE LEAD |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SECOND GROUP |
| 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 |
|---|---|
| 1452557-1 | Pico Electronics Inc (USA) |
| Reference | Meaning |
|---|---|
| M7159 | 3/2 Design control — primary reference U.S. Government activity |
| 1452557-1 | 7/2 Vendor item drawing reference U.S. Government activity |
| 1452557 | D/9 Drawing number reference only U.S. Government activity |
NSN 5950-01-498-5178 is a Reactor, manufactured by Pico Electronics Inc, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-498-5178 has 1 manufacturer part number on file: 1452557-1 (Pico Electronics Inc).
2 possible matches (shared part number, not a government interchangeability claim): 4220-01-515-6476, 5340-01-528-8835. Verify interchangeability with system specifications before substitution.
Key specifications for 1452557-1: Overall Height: 2.000 INCHES MAXIMUM IN; Mounting Facility Quantity: 4 SECOND GROUP; Mounting Facility Quantity: 2 FIRST GROUP; Inclosure Type: FULLY INCLOSED. 14 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.