The Resistor,fixed,wire Wound, cataloged under National Stock Number 5905-01-617-7659, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Isotek Corporation. Government technical data includes 11 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-01-617-7659 |
| Primary Part Number | IRF400NC40J |
| Item Name | Resistor,fixed,wire Wound |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Isotek Corporation |
| Status | ACTIVE |
| Resistance Tolerance in Percent | -5.0 TO 5.0 |
| Electrical Resistance | 40.000 OHMS |
| Inclosure Type | UNINCLOSED |
| Terminal Type | WIRE LEAD |
| Body Width | 80.0 MILLIMETERS NOMINAL MM |
| Style Designator | TERMINALS ONE EDGE |
| Power Dissipation Rating in Watts | 400.0 HEAT SINK |
| Ambient Temp at Full Rated Power | 240.0 CELSIUS DEGC |
| Body Length | 270.0 MILLIMETERS NOMINAL MM |
| Ambient Temp in Deg Celsius at Zero Percent Rated Power | 55.0 |
| Reliability Indicator | NOT ESTABLISHED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| IRF400NC40J PRIMARY | Isotek Corporation (USA) |
NSN 5905-01-617-7659 is a Resistor,fixed,wire Wound, manufactured by Isotek Corporation, classified under FSC 5905, Resistor. Status: active.
NSN 5905-01-617-7659 has 1 manufacturer part number on file: IRF400NC40J (Isotek Corporation).
Key specifications for IRF400NC40J: Resistance Tolerance in Percent: -5.0 TO 5.0; Electrical Resistance: 40.000 OHMS; Inclosure Type: UNINCLOSED; Terminal Type: WIRE LEAD. 11 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.