Model: 21504

Thermostatic Switch

Properties:

Hazardous Locations/environmental Protection
Humidity resistant and vibration resistant
Overall Length
3.093 inches
Body Length
Between 1.355 inches and 1.453 inches
Tempurature Sensing Element Type
Internal sensor
Width Across Flats
1.125 inches
Operating Tempurature Rating
Between -65.0 degrees fahrenheit and 185.0 degrees fahrenheit
Mounting Method
Threaded bushing
Features Provided
Hermetically sealed case
Contact Action Stimulus
Increase
Thread Size
0.750 inches single threaded bushing
Nonpile-up Contact Arrangement
2 pole, single throw, normally open, momentary action
Terminal Type
Tab, solder lug
Contact Load Current Rating
3.0 amperes resistive load single voltage
Contact Adjustability
Actuation point not adjustable and deactuation point not adjustable
Contact Stimulus Rating
121.00 actuation point degrees fahrenheit and 188.00 actuation point degrees fahrenheit and 116.00 deactuation point degrees fahrenheit and 183.00 deactuation point degrees fahrenheit
Contact Voltage Rating In Volts
125.0 ac at sea level single voltage
Media For Which Designed
Gas or liquid
Style Designator
Plug
Thread Series Designator
Npt single threaded bushing
NSN
5930-00-961-1248
Part Number
21504
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 21504 NSN 5930-00-961-1248

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:
0.4000lbs
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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