The Resistor,thermal, cataloged under National Stock Number 5905-00-709-2019, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Keysight Technologies Inc. Government technical data includes 26 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-00-709-2019 |
| Primary Part Number | 0839-0027 |
| Item Name | Resistor,thermal |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Keysight Technologies Inc |
| Status | ACTIVE |
| Temp Points for Resistance Readings at Zero Power | 37.8 CELSIUS THIRD RESISTANCE-TEMPERATURE POINT DEGC |
| Temp Points for Resistance Readings at Zero Power | -21.5 CELSIUS FIRST RESISTANCE-TEMPERATURE POINT DEGC |
| Temp Points for Resistance Readings at Zero Power | 0.0 CELSIUS SECOND RESISTANCE-TEMPERATURE POINT DEGC |
| Temp Points for Resistance Readings at Zero Power | 50.0 CELSIUS FOURTH RESISTANCE-TEMPERATURE POINT DEGC |
| Temp Points for Resistance Readings at Zero Power | 104.4 CELSIUS FIFTH RESISTANCE-TEMPERATURE POINT DEGC |
| Temp Points for Resistance Readings at Zero Power | 150.0 CELSIUS SIXTH RESISTANCE-TEMPERATURE POINT DEGC |
| Inclosure Type | UNINCLOSED |
| Terminal Diameter | 0.010 INCHES NOMINAL IN |
| Resistance Tolerance at a Specified Temp in Percent | -10.0 TO 10.0 ALL RESISTANCE-TEMPERATURE POINTS |
| Terminal Length | 2.000 INCHES MINIMUM IN |
| Zero Power Resistance at Specified Temp | 1.8 KILOHMS FIFTH RESISTANCE-TEMPERATURE POINT |
| Zero Power Resistance at Specified Temp | 14.3 KILOHMS FOURTH RESISTANCE-TEMPERATURE POINT |
| Zero Power Resistance at Specified Temp | 184.4 KILOHMS SECOND RESISTANCE-TEMPERATURE POINT |
| Zero Power Resistance at Specified Temp | 25.0 KILOHMS THIRD RESISTANCE-TEMPERATURE POINT |
| Zero Power Resistance at Specified Temp | 460.0 OHMS SIXTH RESISTANCE-TEMPERATURE POINT |
| Zero Power Resistance at Specified Temp | 720.0 KILOHMS FIRST RESISTANCE-TEMPERATURE POINT |
| Body Outside Diameter | 0.110 INCHES MAXIMUM IN |
| Style Designator | BEAD |
| Power Dissipation Constant in Milliwatts Per Deg Celsius | 2.9 |
| Zero Power Resistance | 46.900 KILOHMS |
| Thermal Time Constant in Seconds | 10.0 |
| Zero Power Resistance Tolerance in Percent at Reference Temp | -10.0 TO 10.0 |
| Maximum Operating Temp | 150.0 CELSIUS DEGC |
| Zero Power Temp Coefficient of Resistance in Percent Per Deg Celsius | -5.08 |
| Reliability Indicator | NOT ESTABLISHED |
| Terminal Type and Quantity | 2 WIRE LEAD |
| 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 |
|---|---|
| 0839-0027 | Keysight Technologies Inc (USA) |
| 335C764H01 | Westinghouse Electric Corp (USA) |
| Reference | Meaning |
|---|---|
| 335C764H01 | 5/2 Secondary reference U.S. Government activity |
| 120420-001 | 5/2 Secondary reference U.S. Government activity |
| L0903-25K140R | 3/9 Design control — primary reference Keystone Carbon Co Inc |
| 0839-0027 | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
| 0839-0027 | 5/9 Secondary reference Keysight Technologies, Inc. |
NSN 5905-00-709-2019 is a Resistor,thermal, manufactured by Keysight Technologies Inc, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-709-2019 has 2 manufacturer part numbers on file: 0839-0027 (Keysight Technologies Inc), 335C764H01 (Westinghouse Electric Corp).
Key specifications for 0839-0027: Temp Points for Resistance Readings at Zero Power: 37.8 CELSIUS THIRD RESISTANCE-TEMPERATURE POINT DEGC; Temp Points for Resistance Readings at Zero Power: -21.5 CELSIUS FIRST RESISTANCE-TEMPERATURE POINT DEGC; Temp Points for Resistance Readings at Zero Power: 0.0 CELSIUS SECOND RESISTANCE-TEMPERATURE POINT DEGC; Temp Points for Resistance Readings at Zero Power: 50.0 CELSIUS FOURTH RESISTANCE-TEMPERATURE POINT DEGC. 26 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.