Model: 77C721903P005

Thermostatic Switch

Properties:

Thread Class
2a all threaded stud
Thread Length
0.182 inches all threaded stud and 0.192 inches all threaded stud
Overall Height
0.867 inches
Body Height
0.437 inches
Overall Diameter
Between 0.540 inches and 0.640 inches
End Application
Receiving set, countermeasures an/wlr-8
Tempurature Sensing Element Type
Internal sensor
Operating Tempurature Rating
Between -65.0 degrees fahrenheit and 500.0 degrees fahrenheit
Mounting Method
Threaded stud
Features Provided
Hermetically sealed case
Thready Qty Per Inch (tpi)
32 all threaded stud
Contact Action Stimulus
Increase
Thread Size
0.138 inches all threaded stud
Nonpile-up Contact Arrangement
1 pole, single throw, normally open, momentary action
Terminal Type
Tab, solder lug
Contact Load Current Rating
2.0 amperes resistive load first voltage and 1.0 amperes inductive load first voltage and 500.0 milliamperes lamp load first voltage
Contact Load Current Rating
5.0 amperes resistive load second voltage and 2.5 amperes inductive load second voltage and 1.0 amperes lamp load second voltage
Contact Load Current Rating
5.0 amperes resistive load third voltage and 2.5 amperes inductive load third voltage and 1.0 amperes lamp load third voltage
Contact Adjustability
Deactuation point not adjustable and actuation point not adjustable
Contact Stimulus Rating
130.00 actuation point degrees fahrenheit and 120.00 deactuation point degrees fahrenheit
Contact Voltage Rating In Volts
115.0 ac at sea level first voltage
Contact Voltage Rating In Volts
28.0 dc at altitude third voltage
Contact Voltage Rating In Volts
28.0 dc at sea level second voltage
Frequency In Hertz
60.0 first voltage
Media For Which Designed
Gas or liquid
Style Designator
Disc
Test Data Document
81349-mil-s-24236 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
Thread Series Designator
Unc all threaded stud
Specification Data
81349-mil-s-24236/1 government specification
NSN
5930-01-161-9581
Part Number
77C721903P005
Description
Switch,thermostatic
CAGE
03538

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 77C721903P005 NSN 5930-01-161-9581

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:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
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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