The Resistor,thermal, cataloged under National Stock Number 5905-00-985-6054, is classified within Federal Supply Class 5905 (Resistor) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Aimtron Systems, Llc. Government technical data includes 27 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5905-00-985-6054 |
| Primary Part Number | 63G4687 |
| Item Name | Resistor,thermal |
| FSC / FSG | 5905 / 59 — Resistor |
| Manufacturer | Aimtron Systems, Llc |
| Status | ACTIVE |
| Temp Points for Resistance Readings at Zero Power | 75.0 CELSIUS FOURTH 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 | 125.0 CELSIUS FIFTH RESISTANCE-TEMPERATURE POINT DEGC |
| Temp Points for Resistance Readings at Zero Power | -50.0 CELSIUS FIRST RESISTANCE-TEMPERATURE POINT DEGC |
| Temp Points for Resistance Readings at Zero Power | 45.0 CELSIUS THIRD RESISTANCE-TEMPERATURE POINT DEGC |
| Inclosure Type | ENCAPSULATED |
| Terminal Diameter | 0.032 INCHES NOMINAL IN |
| Resistance Tolerance at a Specified Temp in Percent | -15.0 TO 15.0 ALL RESISTANCE-TEMPERATURE POINTS |
| Terminal Length | 1.500 INCHES NOMINAL IN |
| Zero Power Resistance at Specified Temp | 1.2 KILOHMS FOURTH RESISTANCE-TEMPERATURE POINT |
| Zero Power Resistance at Specified Temp | 12.5 KILOHMS SECOND RESISTANCE-TEMPERATURE POINT |
| Zero Power Resistance at Specified Temp | 120.0 KILOHMS FIRST RESISTANCE-TEMPERATURE POINT |
| Zero Power Resistance at Specified Temp | 2.6 KILOHMS THIRD RESISTANCE-TEMPERATURE POINT |
| Zero Power Resistance at Specified Temp | 350.0 OHMS FIFTH RESISTANCE-TEMPERATURE POINT |
| Body Outside Diameter | 0.190 INCHES NOMINAL IN |
| Reference Temp in Deg Celsius | 25.0 |
| Style Designator | ROD |
| Zero Power Resistance | 5.000 KILOHMS |
| Thermal Time Constant in Seconds | 80.0 |
| Ambient Temp at Full Rated Power | 125.0 CELSIUS DEGC |
| Zero Power Resistance Tolerance in Percent at Reference Temp | -5.0 TO 5.0 |
| Maximum Operating Temp | 200.0 CELSIUS DEGC |
| Body Length | 0.625 INCHES NOMINAL IN |
| Zero Power Temp Coefficient of Resistance in Percent Per Deg Celsius | -3.50 |
| Reliability Indicator | NOT ESTABLISHED |
| Terminal Type and Quantity | 2 WIRE LEAD |
| Maximum Power Dissipation Rating | 0.25 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 |
|---|---|
| 63G4687 PRIMARY | Aimtron Systems, Llc (USA) |
| Reference | Meaning |
|---|---|
| 763H44 | C/1 Advisory reference — outside the item-of-supply concept Ohmite Holding, L.l.c. |
| 0550H44 | 5/9 Secondary reference Cesiwid Inc |
| 763H44 | 5/9 Secondary reference Cesiwid Inc |
| 0550H44 | C/1 Advisory reference — outside the item-of-supply concept Ohmite Holding, L.l.c. |
NSN 5905-00-985-6054 is a Resistor,thermal, manufactured by Aimtron Systems, Llc, classified under FSC 5905, Resistor. Status: active.
NSN 5905-00-985-6054 has 1 manufacturer part number on file: 63G4687 (Aimtron Systems, Llc).
Key specifications for 63G4687: Temp Points for Resistance Readings at Zero Power: 75.0 CELSIUS FOURTH 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: 125.0 CELSIUS FIFTH RESISTANCE-TEMPERATURE POINT DEGC; Temp Points for Resistance Readings at Zero Power: -50.0 CELSIUS FIRST RESISTANCE-TEMPERATURE POINT DEGC. 27 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.