The Resistor,thermal, cataloged under National Stock Number 5905-00-256-9817, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. Government technical data includes 29 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-00-256-9817 |
| Primary Part Number | 912092-1 |
| Item Name | Resistor,thermal |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| Temp Points for Resistance Readings at Zero Power | -53.8 CELSIUS FIRST RESISTANCE-TEMPERATURE POINT DEGC |
| Temp Points for Resistance Readings at Zero Power | 65.6 CELSIUS SECOND RESISTANCE-TEMPERATURE POINT DEGC |
| Temp Points for Resistance Readings at Zero Power | 71.1 CELSIUS THIRD RESISTANCE-TEMPERATURE POINT DEGC |
| Temp Points for Resistance Readings at Zero Power | 79.4 CELSIUS FOURTH RESISTANCE-TEMPERATURE POINT DEGC |
| Inclosure Type | ENCASED |
| Resistance Tolerance at a Specified Temp in Percent | -10.0 TO 10.0 FIRST RESISTANCE-TEMPERATURE POINT |
| Resistance Tolerance at a Specified Temp in Percent | -1.0 TO 1.0 SECOND RESISTANCE-TEMPERATURE POINT |
| Resistance Tolerance at a Specified Temp in Percent | -1.0 TO 1.0 THIRD RESISTANCE-TEMPERATURE POINT |
| Resistance Tolerance at a Specified Temp in Percent | -2.0 TO 2.0 FOURTH RESISTANCE-TEMPERATURE POINT |
| Overall Diameter | 0.250 INCHES NOMINAL IN |
| Zero Power Resistance at Specified Temp | 2.2 KILOHMS FOURTH RESISTANCE-TEMPERATURE POINT |
| Zero Power Resistance at Specified Temp | 2.9 KILOHMS THIRD RESISTANCE-TEMPERATURE POINT |
| Zero Power Resistance at Specified Temp | 3.5 KILOHMS SECOND RESISTANCE-TEMPERATURE POINT |
| Zero Power Resistance at Specified Temp | 887.1 KILOHMS FIRST RESISTANCE-TEMPERATURE POINT |
| Style Designator | SCREW MOUNTED |
| Mounting Facility Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Power Dissipation Constant in Milliwatts Per Deg Celsius | 1.5 |
| Zero Power Resistance | 15.000 KILOHMS |
| Thermal Time Constant in Seconds | 100.0 |
| Ambient Temp at Full Rated Power | 25.0 CELSIUS DEGC |
| Mounting Thread Quantity | 32 PER INCH |
| Zero Power Resistance Tolerance in Percent at Reference Temp | -2.0 TO 2.0 |
| Maximum Operating Temp | 125.0 CELSIUS DEGC |
| Body Length | 0.260 INCHES NOMINAL IN |
| Mounting Facility Nominal Screw Thread Diameter | 0.164 INCHES IN |
| Reliability Indicator | NOT ESTABLISHED |
| Test Data Document | 06481-912092 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING) |
| Terminal Type and Quantity | 2 WIRE LEAD |
| Maximum Power Dissipation Rating | 60.00 MILLIWATTS |
| 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 |
|---|---|
| 912092-1 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| Reference | Meaning |
|---|---|
| 526-33AH01-153 | 5/1 Secondary reference Honeywell International Inc. Dba Honeywell Div Sensing & Control |
| K1797 | 5/9 Secondary reference Honeywell International Inc. Dba Honeywell Div Sensing & Control |
NSN 5905-00-256-9817 is a Resistor,thermal, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-256-9817 has 1 manufacturer part number on file: 912092-1 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).
Key specifications for 912092-1: Temp Points for Resistance Readings at Zero Power: -53.8 CELSIUS FIRST RESISTANCE-TEMPERATURE POINT DEGC; Temp Points for Resistance Readings at Zero Power: 65.6 CELSIUS SECOND RESISTANCE-TEMPERATURE POINT DEGC; Temp Points for Resistance Readings at Zero Power: 71.1 CELSIUS THIRD RESISTANCE-TEMPERATURE POINT DEGC; Temp Points for Resistance Readings at Zero Power: 79.4 CELSIUS FOURTH RESISTANCE-TEMPERATURE POINT DEGC. 29 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.