Part Number 9RT1A9

Thermal Resistor

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Part Number
DEMIL
Shelf Life
UOM
NIIN
Part:
9rt1a9
Demil:
No
Shelf Life:
UOM:
NIIN:
004440429
NSN
National Stock Number:
5905-00-444-0429 5905004440429
TXT
Description:
Thermal Resistor
INC
INC
Item Name Code:
00309
MRC:
An indication that the level of probability that an item will operate without failure,at a specified rated capability,at a specified temperature,and for a specified period of time,has been established by testing random samples of production lot.AARG
Reliability Indicator:
Not established
MRC:
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.ABHP
Overall Length:
2.125 inches
MRC:
The distance measured in a straight line from the bottom to the top of an item.ABKW
Overall Height:
1.125 inches
MRC:
An overall measurement taken at right angles to the length of an item,in distinction from thickness.ABMK
Overall Width:
0.750 inches
MRC:
The length of a straight line which passes through the center of the body,and terminates at the outside circumference.ADAR
Body Outside Diameter:
0.750 inches
MRC:
None.ADEM
Washer Thickness:
0.034 inches
MRC:
The maximum amount of electrical energy that can be expended by an item.AEHX
Maximum Power Dissipation Rating:
3.50 watts
MRC:
The temperature of the medium surrounding an item at which it can be operated continuously at full rated power.AEHY
Ambient Tempurature At Full Rated Power:
85.0 degrees celsius
MRC:
The time required for the temperature of an item to change 63.2 percent of the difference between its initial and final body temperature when subjected to a temperature change under zero power conditions,expressed in seconds.AEJA
Thermal Time Constant In Seconds:
150.0
MRC:
The ratio,at a specified ambient temperature,of a change in power dissipation in an item to the resultant body temperature change,expressed in milliwatts per degree celsius.AEJB
Power Dissipation Constant In Milliwatts Per Deg Celsius:
55.0
MRC:
A designation distinguishing one group of screw thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter on the mounting facility.AKEJ
Mounting Facility Screw Thread Series Designator:
Unf
MRC:
Indicates the type of inclosure provided to coat,cover,protect,or encase the item.AKNA
Inclosure Type:
Uninclosed
MRC:
The number of mounting threads on the item measured on a line parallel to the thread axis,including incomplete threads.CGGK
Mounting Thread Quantity:
32 per inch
MRC:
The dc resistance value measured with a power dissipation low enough that any further decrease in power will result in not more than 0.1 percent change in resistance.CQWD
Zero Power Resistance:
1.000 ohms
MRC:
The limits of permissible variation in the electrical resistance value of an item from its rated zero power resistance,expressed in percent at reference temperature.CRQJ
Zero Power Resistance Tolerance In Percent At Reference Temp:
-10.0/+10.0
MRC:
The nominal length of a straight line which passes through the center of a coaxial cylinder which would bound the crest of an external thread or the root of an internal thread.CRYY
Mounting Facility Screw Thread Diameter:
0.190 inches
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.STYL
Style Designator:
Washer assembly/single end
MRC:
Indicates the type and number of terminals for providing electrical connection.TTQY
Terminal Type And Quantity:
2 tab, solder lug

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