Model: 4344-13-251

Thermostatic Switch

Special Features:

Weapon system essential

Properties:

Thread Class
2a all threaded stud
Thread Length
0.187 inches all threaded stud
Overall Height
0.607 inches
Body Height
0.315 inches
Overall Diameter
0.640 inches
End Application
Offavionicsc, aircraft stratofortress b-52, stratolifter c-135, b-1b, support equipment for aircraft b-52
Tempurature Sensing Element Type
Internal sensor
Operating Tempurature Rating
Between -80.0 degrees fahrenheit and 550.0 degrees fahrenheit
Mounting Method
Threaded stud
Features Provided
Hermetically sealed case
Thready Qty Per Inch (tpi)
32 all threaded stud
Contact Action Stimulus
Decrease
Thread Size
0.138 inches all threaded stud
Nonpile-up Contact Arrangement
1 pole, single throw, normally open, momentary action
Criticality Code Justification
Feat
Terminal Type
Tab, solder lug
Contact Load Current Rating
3.0 amperes resistive load single voltage
Contact Adjustability
Deactuation point not adjustable and actuation point not adjustable
Contact Stimulus Rating
50.00 actuation point degrees fahrenheit and 70.00 deactuation point degrees fahrenheit
Contact Voltage Rating In Volts
125.0 ac at sea level single voltage
Media For Which Designed
Gas or liquid
Precious Material And Location
Contact surfaces gold
Precious Material
Gold
Style Designator
Disc
Thread Series Designator
Unc all threaded stud
NSN
5930-01-134-5167
Part Number
4344-13-251
Description
Switch,thermostatic
CAGE
82647

A switch that is actuated by changes in ambient temperature. Excludes circuit breaker; control, temperature (as modified); fuse (as modified); protector, thermal-overload, electrical motor; relay, thermal; and thermostat, flow control. See also control, temperature (as modified) and regulator, temperature (as modified).

Part 4344-13-251 NSN 5930-01-134-5167

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00451
FIIG:
A048B0
Concept No.:
1
App. Key:
F
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:
P
PMIC:
G
ESD:
ESD:
MMAC:
EH
CRITL:
Y

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:
061300
UFC:
34410
LTL:
77.5
LCL:
--
WCC:
658
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Schedule B and Export
  • Schedule B: 9032100000
  • SITC: 87461
  • End Use: Measuring, testing, control instruments
  • NAICS: 334512
  • USDA: 1

Freight Class: Thermostats

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