#A28AA29 Military Thermostat | Switches

A28AA29

Thermostatic Switch

NSN 5930-01-092-6122

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
010926122

Detail Specifications

Hazardous Locations/environmental Protection:
General purpose-nema type 1
Overall Length:
2.156 inches
Overall Height:
4.406 inches
Overall Width:
2.250 inches
Capillary Tube Length:
72.0 inches
Bulb Length:
4.000 inches
Bulb Diameter:
0.375 inches
Longest Horizontal Distance Between Mounting Centers:
1.562 inches
Longest Vertical Distance Between Mounting Centers:
2.938 inches
End Application:
4120-01-047-3950
Tempurature Sensing Element Type:
Capillary tube-bulb
Operating Tempurature Rating:
140.0 degrees fahrenheit
Mounting Method:
Surface and slot
Contact Action Stimulus:
Increase
Mounting Facility Pattern:
Four position rectangular
Nonpile-up Contact Arrangement:
2 pole, double throw, one position momentary
Terminal Type:
Screw
Contact Load Current Rating:
16.0 amperes resistive load second voltage
Contact Load Current Rating:
7.2 amperes resistive load first voltage
Contact Adjustability:
Deactuation point adjustable, preset and actuation point adjustable, preset
Contact Adjustment Range:
-30.00/+50.00 actuation point degrees fahrenheit and -25.00/+45.00 deactuation point degrees fahrenheit
Contact Adjustment Type:
External deactuation point knob with scale and external actuation point knob with scale
Contact Stimulus Rating:
29.00 actuation point degrees fahrenheit and 24.00 deactuation point degrees fahrenheit
Contact Voltage Rating In Volts:
120.0 ac at sea level second voltage
Contact Voltage Rating In Volts:
277.0 ac at sea level first voltage
Media For Which Designed:
Gas
NSN:
5930-01-092-6122
Item Name:
Military Thermostat
Cage Code:
92578

Manufacturer Part Numbers

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
A28AA-29C
Cage Code:
92578
RNCC:
C
RNVC:
1
RNAAC:
ZZ
Status:
A
MSDS:
SADC:
AC
Part Number:
22M4-138
Cage Code:
98437
RNCC:
5
RNVC:
2
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
M2800-768010
Cage Code:
SZ003
RNCC:
5
RNVC:
2
RNAAC:
ZT
Status:
A
MSDS:
SADC:

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Switches
--------- Thermostatic Switches
------------ P/N A28AA29

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Last Updated: 06/01/2025