Model: 21S5

Thermostatic Switch

Properties:

Hazardous Locations/environmental Protection
Explosion proof
Overall Length
1.125 inches
Overall Height
0.603 inches
Body Diameter
0.660 inches
Body Height
0.305 inches
Unthreaded Mounting Hole Diameter
0.147 inches
Distance Between Mounting Facility Centers
0.875 inches
Tempurature Sensing Element Type
Internal sensor
Mounting Method
Bracket and unthreaded hole
Features Provided
Hermetically sealed case
Contact Action Stimulus
Increase
Mounting Facility Pattern
Two position in-line
Nonpile-up Contact Arrangement
1 pole, single throw, normally open, momentary action
Terminal Type
Tab, solder lug
Contact Load Current Rating
5.0 amperes resistive load single voltage
Contact Adjustability
Deactuation point not adjustable and actuation point not adjustable
Contact Stimulus Rating
77.00 actuation point degrees fahrenheit and 57.00 deactuation point degrees fahrenheit
Contact Voltage Rating In Volts
125.0 ac at sea level single voltage
Frequency In Hertz
60.0 single voltage
Media For Which Designed
Gas or liquid
Style Designator
Disc w/flange
NSN
5930-00-244-8959
Part Number
21S5
Description
Switch,thermostatic
CAGE
99872

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 21S5 NSN 5930-00-244-8959

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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