Model: E121-5BS

Thermostatic Switch

Properties:

Hazardous Locations/environmental Protection
Explosion proof
Overall Length
8.438 inches
Overall Height
3.875 inches
Overall Width
4.250 inches
Unthreaded Mounting Hole Diameter
0.250 inches
Longest Horizontal Distance Between Mounting Centers
3.000 inches
Longest Vertical Distance Between Mounting Centers
3.625 inches
Tempurature Sensing Element Type
Bulb
Mounting Method
Flange and unthreaded hole
Features Provided
Electrical access port
Contact Action Stimulus
Increase
Mounting Facility Pattern
Four position rectangular
Nonpile-up Contact Arrangement
1 pole, double throw, one position momentary
Terminal Type
Screw
Contact Load Current Rating
15.0 amperes resistive load first voltage
Contact Load Current Rating
15.0 amperes resistive load second voltage
Contact Adjustability
Actuation point adjustable
Contact Adjustment Range
-40.00/+120.00 actuation point degrees fahrenheit
Contact Adjustment Type
External actuation point knob with scale
Contact Voltage Rating In Volts
125.0 ac at sea level first voltage
Contact Voltage Rating In Volts
250.0 ac at sea level second voltage
Frequency In Hertz
60.0 first voltage
Frequency In Hertz
60.0 second voltage
Media For Which Designed
Gas or liquid
NSN
5930-01-186-9662
Part Number
E121-5BS
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 E121-5BS NSN 5930-01-186-9662

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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