Model: 21A

Thermal Resistor

Properties:

Reliability Indicator
Not established
Terminal Length
1.500 inches
Body Length
1.500 inches
Body Outside Diameter
0.294 inches
Terminal Diameter
0.016 inches
Zero Power Tempurature Coefficient Of Resistance In Percent Per Deg Celsius
4.60
Tempurature Points For Resistance Readings At Zero Power
0.0 degrees celsius 1st resistance-temperature point
Tempurature Points For Resistance Readings At Zero Power
40.0 degrees celsius 2nd resistance-temperature point
Zero Power Resistance At Specificationified Temp
18.0 megohms 1st resistance-temperature point
Zero Power Resistance At Specificationified Temp
2.7 megohms 2nd resistance-temperature point
Resistance Tolerance At A Specificationified Tempurature In Percent
-15.0/+15.0 all resistance-temperature points
Maximum Current Rating
0.60 milliamperes
Inclosure Type
Encapsulated
Zero Power Resistance
5.300 megohms
Zero Power Resistance Tolerance In Percent At Reference Temp
-10.0/+10.0
Style Designator
Bead type evacuated or gas filled envelope
Terminal Type And Quantity
2 wire lead
NSN
5905-00-258-1170
Part Number
21A
Description
Resistor,thermal
CAGE
06KW9

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.

Part 21A NSN 5905-00-258-1170

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00309
FIIG:
A086A0
Concept No.:
1
App. Key:
A
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
062960
UFC:
35140
LTL:
77.5
LCL:
--
WCC:
72D
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Schedule B and Export
  • Schedule B: 8533400080
  • SITC: 77235
  • End Use: Electric apparatus
  • NAICS: 334416
  • USDA: 1

Freight Class: Variable resistors, including potentiometers, nesoi

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