Model: KA494-72

Thermostatic Switch

Special Features:

Weapon system essential

Properties:

Thread Class
2b all threaded hole
Overall Width
2.432 inches
Body Length
1.830 inches
Body Height
2.880 inches
Distance Between Mounting Facility Centers
Between 1.209 inches and 1.229 inches
Capillary Tube Length
72.0 inches
Bulb Length
Between 10.000 inches and 12.000 inches
Bulb Diameter
0.190 inches
End Application
Kidd class ddg, tarawa class lha, forrestal class cv, ticonderoga class cg (47), wasp class lhd, spruance class dd (963), nimitz class cvn, oliver perry class ffg, los angeles class ssn (688).
Tempurature Sensing Element Type
Capillary tube-bulb
Mounting Method
Bracket 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
Two position in-line
Criticality Code Justification
Feat
Contact Load Current Rating
25.0 amperes resistive load single voltage
Contact Adjustability
Actuation point not adjustable
Contact Stimulus Rating
159.00 actuation point degrees fahrenheit and 179.00 actuation point degrees fahrenheit
Contact Voltage Rating In Volts
250.0 ac at sea level single voltage
Media For Which Designed
Gas or liquid
Thread Series Designator
Unc all threaded hole
NSN
5930-01-237-3761
Part Number
KA494-72
Description
Switch,thermostatic
CAGE
80411

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 KA494-72 NSN 5930-01-237-3761

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:
A
ESD:
ESD:
MMAC:
EH
CRITL:
Y

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
4.0 X 4.0 X 3.0
Paclk Weight:
0.8000lbs
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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