Part Details | THERMAL RESISTOR
5905-00-478-4939 A thermally sensitive resistor whose primary function is to exhibit a change in electrical resistance with a change in body temperature. Item may be mounted in a probe or housing. For ballast tube type resistors, see RESISTOR (1), CURRENT REGULATING. Excludes TRANSMITTER (1), TEMPERATURE, ELECTRICAL RESISTANCE and TEMPERATURE ELEMENT, RESISTANCE METEOROLOGICAL.
Alternate Parts: 334813, 334-813, TM18 3R9K, TM1-8 3R9K, 5905-00-478-4939, 00-478-4939, 5905004784939, 004784939
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 59 | JAN 13, 1971 | 00-478-4939 | 00309 ( RESISTOR, THERMAL ) |
REFERENCE DRAWINGS & PICTURES
BEAD
Cross Reference | NSN 5905-00-478-4939
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 334-813 | 90073 | CMC ELECTRONICS INC |
| TM1-8 3R9K | 01295 | TEXAS INSTRUMENTS INCORPORATEDDBA TEXAS INSTRUMENTS |
Technical Data | NSN 5905-00-478-4939
| Characteristic | Specifications |
|---|---|
| ZERO POWER RESISTANCE | 3.900 KILOHMS |
| ZERO POWER RESISTANCE TOLERANCE IN PERCENT AT REFERENCE TEMP | M10.0/P10.0 |
| MAXIMUM POWER DISSIPATION RATING | 500.00 MILLIWATTS |
| AMBIENT TEMP AT FULL RATED POWER | 25.0 DEG CELSIUS |
| MAXIMUM OPERATING TEMP | 125.0 DEG CELSIUS |
| THERMAL TIME CONSTANT IN SECONDS | 60.0 |
| POWER DISSIPATION CONSTANT IN MILLIWATTS PER DEG CELSIUS | 5.0 |
| ZERO POWER TEMP COEFFICIENT OF RESISTANCE IN PERCENT PER DEG CELSIUS | 0.55 |
| STYLE DESIGNATOR | 5 BEAD |
| BODY LENGTH | 0.410 INCHES NOMINAL |
| BODY OUTSIDE DIAMETER | 0.140 INCHES NOMINAL |
| INCLOSURE TYPE | ENCAPSULATED |
| TERMINAL TYPE AND QUANTITY | 2 WIRE LEAD |
| TERMINAL LENGTH | 1.250 INCHES MINIMUM |
| TERMINAL DIAMETER | 0.025 INCHES NOMINAL |
| RELIABILITY INDICATOR | NOT ESTABLISHED |