The Resistor,thermal, cataloged under National Stock Number 5905-00-071-3285, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. Government technical data includes 22 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5905-00-071-3285 |
| Primary Part Number | 548665-2 |
| Item Name | Resistor,thermal |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| Temp Points for Resistance Readings at Zero Power | 37.8 CELSIUS SECOND RESISTANCE-TEMPERATURE POINT DEGC |
| Temp Points for Resistance Readings at Zero Power | 21.1 CELSIUS FIRST RESISTANCE-TEMPERATURE POINT DEGC |
| Inclosure Type | ENCAPSULATED |
| Terminal Diameter | 0.014 INCHES NOMINAL IN |
| Resistance Tolerance at a Specified Temp in Percent | -15.0 TO 15.0 ALL RESISTANCE-TEMPERATURE POINTS |
| Terminal Length | 1.390 INCHES NOMINAL IN |
| Zero Power Resistance at Specified Temp | 10.5 OHMS FIRST RESISTANCE-TEMPERATURE POINT |
| Zero Power Resistance at Specified Temp | 4.8 OHMS SECOND RESISTANCE-TEMPERATURE POINT |
| Body Outside Diameter | 0.220 INCHES NOMINAL IN |
| Maximum Current Rating | 25.00 AMPERES |
| Body Width | 0.095 INCHES NOMINAL IN |
| Reference Temp in Deg Celsius | 25.0 |
| Style Designator | DISK |
| Power Dissipation Constant in Milliwatts Per Deg Celsius | 6.0 |
| Zero Power Resistance | 21.000 OHMS |
| Thermal Time Constant in Seconds | 60.0 |
| Ambient Temp at Full Rated Power | 125.0 CELSIUS DEGC |
| Zero Power Resistance Tolerance in Percent at Reference Temp | -10.0 TO 10.0 |
| Maximum Operating Temp | 200.0 CELSIUS DEGC |
| Reliability Indicator | NOT ESTABLISHED |
| Terminal Type and Quantity | 2 WIRE LEAD |
| Maximum Power Dissipation Rating | 0.50 WATTS |
| 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 |
|---|---|
| 548665-2 PRIMARY | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
| Reference | Meaning |
|---|---|
| 25BS23-5.53 | 5/9 Secondary reference Keystone Carbon Co Inc |
| LA4-8-218S4 | 5/9 Secondary reference Keystone Carbon Co Inc |
NSN 5905-00-071-3285 is a Resistor,thermal, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-071-3285 has 1 manufacturer part number on file: 548665-2 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
Key specifications for 548665-2: Temp Points for Resistance Readings at Zero Power: 37.8 CELSIUS SECOND RESISTANCE-TEMPERATURE POINT DEGC; Temp Points for Resistance Readings at Zero Power: 21.1 CELSIUS FIRST RESISTANCE-TEMPERATURE POINT DEGC; Inclosure Type: ENCAPSULATED; Terminal Diameter: 0.014 INCHES NOMINAL IN. 22 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.