Model: 2A2S-39

Thermostatic Switch

Special Features:

Switch has dial with a rotation arc of 31o degrees which fits over flatted shaft 0.938 in. Lg, 0.250 in. Diameter requiring min 10 in. Oz torque to turn out of off position

Properties:

Thread Class
2b all threaded hole
Overall Length
2.953 inches
Overall Height
1.656 inches
Overall Width
2.485 inches
Capillary Tube Length
18.0 inches
Bulb Length
Between 14.875 inches and 16.875 inches
Bulb Diameter
0.188 inches
Tempurature Sensing Element Type
Capillary tube-bulb
Mounting Method
Bracket and threaded hole
Thready Qty Per Inch (tpi)
32 single threaded hole
Contact Action Stimulus
Increase
Thread Size
0.112 inches all threaded hole
Mounting Facility Pattern
Two position in-line
Nonpile-up Contact Arrangement
1 pole, single throw, both positions maintained
Terminal Type
Tab w/screw
Contact Load Current Rating
20.0 amperes resistive load fourth voltage
Contact Load Current Rating
22.5 amperes resistive load third voltage
Contact Load Current Rating
25.0 amperes resistive load second voltage
Contact Load Current Rating
27.0 amperes resistive load first voltage
Contact Adjustability
Actuation point adjustable
Contact Adjustment Range
+0.00/+800.00 actuation point degrees fahrenheit
Contact Adjustment Type
External actuation point shaft with scale
Contact Voltage Rating In Volts
208.0 ac at sea level first voltage
Contact Voltage Rating In Volts
240.00 ac at sea level second voltage
Contact Voltage Rating In Volts
277.0 ac at sea level third voltage
Contact Voltage Rating In Volts
480.0 ac at sea level fourth voltage
Media For Which Designed
Gas
Thread Series Designator
Unc all threaded hole
NSN
5930-00-110-7676
Part Number
2A2S-39
Description
Switch,thermostatic
CAGE
78770

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 2A2S-39 NSN 5930-00-110-7676

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:
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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