Model: E55A-E21BC

Thermostatic Switch

Properties:

Thread Class
2b all threaded hole
Hazardous Locations/environmental Protection
Weatherproof
Overall Length
4.312 inches
Overall Height
4.688 inches
Overall Width
2.125 inches
Body Length
4.156 inches
Distance Between Mounting Facility Centers
3.750 inches
Capillary Tube Length
72.0 inches
Bulb Length
6.906 inches
Bulb Diameter
0.688 inches
Tempurature Sensing Element Type
Capillary tube-bulb
Operating Tempurature Rating
200.0 degrees fahrenheit
Mounting Method
Bracket and threaded hole
Features Provided
Electrical access port
Contact Action Stimulus
Increase
Thread Size
0.190 inches all threaded hole
Mounting Facility Pattern
Two position in-line
Nonpile-up Contact Arrangement
2 pole, double throw, one position momentary
Terminal Type
Screw
Contact Load Current Rating
15.0 amperes resistive load single voltage
Contact Adjustability
Actuation point adjustable and deactuation point adjustable
Contact Adjustment Range
-20.00 to 65.00 actuation point degrees celsius and -20.00 to 65.00 deactuation point degrees celsius
Contact Adjustment Type
External actuation point knob with scale and external deactuation point knob with scale
Contact Voltage Rating In Volts
250.0 ac at sea level single voltage
Media For Which Designed
Gas or liquid
Style Designator
Rectangular
Thread Series Designator
Unf all threaded hole
NSN
5930-01-226-0897
Part Number
E55A-E21BC
Description
Switch,thermostatic
CAGE
88234

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 E55A-E21BC NSN 5930-01-226-0897

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:
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:
M
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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