Part Details | THERMAL RESISTOR
5905-01-049-0138 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: RTH42ES331J, MILT2364819, MILT23648-19, TG18331K, TG1/8-331K, 5905-01-049-0138, 01-049-0138, 5905010490138, 010490138
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 59 | OCT 09, 1977 | 01-049-0138 | 00309 ( RESISTOR, THERMAL ) |
REFERENCE DRAWINGS & PICTURES
BEAD
Cross Reference | NSN 5905-01-049-0138
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| RTH42ES331J | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
| MILT23648-19 | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
| TG1/8-331K | 01295 | TEXAS INSTRUMENTS INCORPORATEDDBA TEXAS INSTRUMENTS |
Technical Data | NSN 5905-01-049-0138
| Characteristic | Specifications |
|---|---|
| ZERO POWER RESISTANCE | 330.000 OHMS |
| ZERO POWER RESISTANCE TOLERANCE IN PERCENT AT REFERENCE TEMP | M5.0/P5.0 |
| MAXIMUM POWER DISSIPATION RATING | 250.00 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 | 2.5 |
| ZERO POWER TEMP COEFFICIENT OF RESISTANCE IN PERCENT PER DEG CELSIUS | 0.55 |
| STYLE DESIGNATOR | 5 BEAD |
| BODY LENGTH | 0.285 INCHES NOMINAL |
| BODY OUTSIDE DIAMETER | 0.100 INCHES NOMINAL |
| INCLOSURE TYPE | ENCAPSULATED |
| TERMINAL TYPE AND QUANTITY | 2 WIRE LEAD |
| TERMINAL LENGTH | 1.200 INCHES MINIMUM |
| TERMINAL DIAMETER | 0.020 INCHES NOMINAL |
| RELIABILITY INDICATOR | NOT ESTABLISHED |
| TEST DATA DOCUMENT | 81349-MIL-T-23648 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| REFERENCE TEMP IN DEG CELSIUS | 25.0 |