Model: 644233-2

Thermostatic Switch

Properties:

Thread Class
2b all threaded hole
Overall Length
5.125 inches
Body Diameter
Between 0.618 inches and 0.625 inches
Body Length
3.593 inches
Overall Diameter
1.750 inches
Longest Horizontal Distance Between Mounting Centers
1.085 inches
Shortest Horizontal Distance Between Mounting Centers
0.543 inches
Longest Vertical Distance Between Mounting Centers
0.947 inches
Tempurature Sensing Element Type
Internal sensor
Operating Tempurature Rating
Between -100.0 degrees fahrenheit and 1500.0 degrees fahrenheit
Mounting Method
Flange and threaded hole
Thready Qty Per Inch (tpi)
32 all threaded hole
Contact Action Stimulus
Increase
Thread Size
0.164 inches all threaded hole
Mounting Facility Pattern
Isosceles triangle
Nonpile-up Contact Arrangement
1 pole, single throw, normally closed, momentary action
Terminal Type
Wire lead
Contact Load Current Rating
2.0 amperes resistive load fourth voltage
Contact Load Current Rating
2.0 amperes resistive load third voltage
Contact Load Current Rating
10.0 amperes resistive load second voltage
Contact Load Current Rating
5.0 amperes resistive load first voltage
Contact Adjustability
Deactuation point adjustable, preset and actuation point adjustable, preset
Contact Adjustment Range
-100.00/+300.00 actuation point degrees fahrenheit and -65.00/+200.00 deactuation point degrees fahrenheit
Contact Adjustment Type
External deactuation point shaft and external actuation point shaft
Contact Stimulus Rating
10.00 differential point degrees fahrenheit
Contact Voltage Rating In Volts
115.0 ac at sea level second voltage
Contact Voltage Rating In Volts
115.0 dc at sea level third voltage
Contact Voltage Rating In Volts
230.0 ac at sea level first voltage
Contact Voltage Rating In Volts
28.0 dc at sea level fourth voltage
Media For Which Designed
Gas or liquid
Style Designator
Cylindrical w/flange
Thread Series Designator
Unc all threaded hole
NSN
5930-00-273-0750
Part Number
644233-2
Description
Switch,thermostatic
CAGE
98897

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 644233-2 NSN 5930-00-273-0750

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:
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:
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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