Model: 54138-999

Thermostatic Switch

Properties:

Overall Height
10.562 inches
Overall Width
3.500 inches
Body Height
7.875 inches
Unthreaded Mounting Hole Diameter
0.250 inches
Capillary Tube Length
72.0 inches
Bulb Length
3.000 inches
Bulb Diameter
0.375 inches
Longest Horizontal Distance Between Mounting Centers
7.250 inches
Shortest Horizontal Distance Between Mounting Centers
2.750 inches
Longest Vertical Distance Between Mounting Centers
4.656 inches
Tempurature Sensing Element Type
Capillary tube-bulb
Mounting Method
Bracket and unthreaded hole
Features Provided
Electrical access port
Contact Action Stimulus
Increase
Mounting Facility Pattern
Isosceles triangle
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
250.0 milliamperes resistive load second voltage
Contact Load Current Rating
500.0 milliamperes resistive load third voltage
Contact Adjustability
Deactuation point adjustable and actuation point adjustable
Contact Adjustment Range
+100.00/+700.00 actuation point degrees fahrenheit and +100.00/+700.00 deactuation point degrees fahrenheit
Contact Adjustment Type
External deactuation point knob with scale and external actuation point knob with scale
Contact Voltage Rating In Volts
125.0 dc at sea level third voltage
Contact Voltage Rating In Volts
250.0 ac at sea level first voltage
Contact Voltage Rating In Volts
250.0 dc at sea level second voltage
Media For Which Designed
Gas or liquid
Style Designator
Rectangular
NSN
5930-00-688-9823
Part Number
54138-999
Description
Switch,thermostatic
CAGE
73168

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 54138-999 NSN 5930-00-688-9823

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:
6.0000lbs
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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