330549

330549 Thermostatic Switch

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Datasheet. 330549 specification

Thread Class
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.

2a single threaded stud

Hazardous Locations/environmental Protection
The specific commercial rating which classes the item as to what degree the item will withstand environmental elements and/or hazardous locations.

moisture resistant and vibration resistant and salt spray resistant

Overall Height
The distance measured in a straight line from the bottom to the top of an item.

0.766in.

Body Height
A measurement from the bottom to the top of the body,in distinction from depth.

0.265in.

Overall Diameter
A measurement of the longest straight line across a circular cross-sectional plane.

0.421in. ⁓27/64"

Temp Sensing Element Type
Indicates the type of sensor or transducer used in the item to convert temperature changes to switch actuating force.

internal sensor

Operating Temp Rating
The temperature at which the item operates.

32.0 deg fahrenheit and 176.0 deg fahrenheit

Mounting Method
The means of attaching the item.

threaded stud

Features Provided
Those features,not otherwise specified,which may be required for proper functioning of the item.

hermetically sealed case

Thread Quantity Per Inch
The number of threads on the item per linear inch measured on a line parallel to the thread axis.

40 single threaded stud

Contact Action Stimulus
An indication of whether the initial action of the contacts occurs as the result of an increase or decrease in stimulus.

decrease

Nominal Thread Size
A designation that is used for the purpose of general identification of the thread.

0.112in. single threaded stud ⁓1/8"

Nonpile-up Contact Arrangement
The designation that identifies the electrical configuration of a nonpile-up contact group including the number of switching poles or forms.

1 pole, single throw, normally closed, momentary action

Terminal Type
Indicates the type of terminal for providing electrical connection to the item.

tab, solder lug

Contact Load Current Rating
The amount of current that the contacts are rated to make or break with a specified load.

2.0 amperes resistive load first voltage

Contact Load Current Rating
The amount of current that the contacts are rated to make or break with a specified load.

2.0 amperes resistive load second voltage

Contact Load Current Rating
The amount of current that the contacts are rated to make or break with a specified load.

2.0 amperes resistive load third voltage

Contact Adjustability
The adjustability of the contact.

actuation point not adjustable and deactuation point not adjustable

Contact Stimulus Rating
The rating of the stimulus required to actuate and/or deactuate the contact(s).

129.00 actuation point degrees fahrenheit and 139.00 actuation point degrees fahrenheit and 149.00 deactuation point degrees fahrenheit and 159.00 deactuation point degrees fahrenheit

Contact Voltage Rating In Volts
The voltage for which the contact(s) is rated at sea level or at a specified altitude,expressed in volts.

125.0 ac at sea level second voltage

Contact Voltage Rating In Volts
The voltage for which the contact(s) is rated at sea level or at a specified altitude,expressed in volts.

30.0 ac at sea level first voltage

Contact Voltage Rating In Volts
The voltage for which the contact(s) is rated at sea level or at a specified altitude,expressed in volts.

30.0 dc at sea level third voltage

Media For Which Designed
The type of media for which the item is designed.

gas

Style Designator
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.

disc

Thread Series Designator
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.

unc single threaded stud

Answers.

What class is the thread series?

Unc single threaded stud

What is the style?

Disc

What is the thread quantity per inch?

40 single threaded stud

What is the thread class?

2a single threaded stud

What is the NSN for 330549?

5930-00-909-8136

How is this classified for shipping?

Schedule B number: 9032100000
nmfc 063160
Thermostats

What's the federal classification of 330549?

FSC 5930 ⁓ Switches

Excluding switchgear.

NSN 5930-00-909-8136 SWITCH,THERMOSTATIC

unc single threaded stud thread series disc 40 single threaded stud thread quantity per inch 2a single threaded stud thread class

NIIN
009098136
NIIN Date
01/01/60
Schedule B
9032100000 
Name Code
00451
FIIG
A048B0
Item Weight
0.000lbs
Item Dimensions
--
DEMIL / ITAR
Uncontrolled item (Code A)
Hazmat
No hazard information available from HMIRS.
MSDS
N/A
Precious Metals
--
Enviromental
N/A
Electrostatic ESD & EMI
No ESD or EMI sensitivity

Other Part Numbers Parts with same form, fit, and function by other manufacturers

1. 3305 Cage 14604

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Shipping Information

Special Handling
Other or no special handling required (sh) 
LTL (less than a truck load rating)
Rating variable 
LCL (less than a car load rating)
Unknown
Special Cargo
No special type of cargo code applicable 
Air Freight (Minimum cargo door size required)
Shipment is not a consolidation and does not exceed 84 inches in any dimension. 
Customs Requirement Classification
Instruments/equipment/supplies for radio, communications, electrical, laboratory, etc. (includes signal corps) 
Commodity (for shipments via water)
Communications/electronics, other than sigint/ew or comsec repair parts and components 
NMFC (national motor freight code)
063160 SWITCH BOXES/ELEC ENCLOSURES 
UFC (universal freight code)
35205 

Similar by Design Other switchs with similar characteristics

Nothing similar to this part number was found in our inventory

330549 / Switch,thermostaticWhat is the formal definition of this item?

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).