The Resistor,fixed,film, cataloged under National Stock Number 5905-01-549-3653, 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 7 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-01-549-3653 |
| Primary Part Number | IRH400N1KF3500VAC |
| Item Name | Resistor,fixed,film |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Isotek Corporation |
| Status | ACTIVE |
| Resistance Tolerance in Percent | -1.000 TO 1.000 |
| Temp Coefficient of Resistance in Ppm Per Deg Celsius | -260.0 TO 260.0 |
| Electrical Resistance | 1000.000 OHMS |
| Inclosure Type | ENCAPSULATED |
| Terminal Type | TAB, SOLDER LUG |
| Temp Range of Temp Coefficient in Deg Celsius | -55.0 TO 200.0 |
| Power Dissipation Rating in Watts | 400.000 FREE AIR |
| 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 |
|---|---|
| PA20397/2120 REV 3 ITEM 21 | Alstom Power Conversion Inc. (USA) |
| IRH400N1KF3500VAC PRIMARY | Isotek Corporation (USA) |
NSN 5905-01-549-3653 is a Resistor,fixed,film, manufactured by Isotek Corporation, classified under FSC 5905, Resistor. Status: active.
NSN 5905-01-549-3653 has 2 manufacturer part numbers on file: PA20397/2120 REV 3 ITEM 21 (Alstom Power Conversion Inc.), IRH400N1KF3500VAC (Isotek Corporation).
Key specifications for IRH400N1KF3500VAC: Resistance Tolerance in Percent: -1.000 TO 1.000; Temp Coefficient of Resistance in Ppm Per Deg Celsius: -260.0 TO 260.0; Electrical Resistance: 1000.000 OHMS; Inclosure Type: ENCAPSULATED. 7 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.