2T-Y1251

2TY1251 Thermostatic Switch

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Quality Commitment

Serving our customers with quality and safety first.

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Datasheet. 2T-Y1251 specification

Overall Length
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.

1.344in. ⁓1-11/32"

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

2.375in.

Overall Width
An overall measurement taken at right angles to the length of an item,in distinction from thickness.

0.531in.

Body Length
A measurement of the longest dimension of the body,in distinction from width.

1.344in.

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

Mounting Method
The means of attaching the item.

base

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

increase

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 Adjustability
The adjustability of the contact.

deactuation point adjustable and actuation point adjustable

Contact Adjustment Range
The minimum and maximum limits to which the contact(s) may be adjusted.

+115.00/+210.00 actuation point degrees fahrenheit and +115.00/+210.00 deactuation point degrees fahrenheit

Contact Adjustment Type
Indicates the type of device provided for manual adjustment of the contact(s).

external deactuation point shaft and external actuation point shaft

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

gas or liquid

Precious Material And Location
An indication of the precious material and its location in the item.

contact silver

Precious Material
Identification of the precious material contained in the item.

silver

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

rectangular, open frame

Answers.

What quantity is this sold in?

1EA

What is the style?

Rectangular, open frame

What is the overall width?

0.531 inches

What is the NSN for 2T-Y1251?

5930-00-329-6980

How is this classified for shipping?

Schedule B number: 9032100000
nmfc 061300
Thermostats

What's the federal classification of 2T-Y1251?

FSC 5930 ⁓ Switches

Excluding switchgear.

NSN 5930-00-329-6980 SWITCH,THERMOSTATIC

rectangular, open frame 0.531" overall width 1.344" overall length

NIIN
003296980
NIIN Date
12/03/73
Schedule B
9032100000 
Name Code
00451
FIIG
A048B0
Item Weight
0.200lbs
Item Dimensions
--
QUP
Historical Price
$39.03 EA
DEMIL / ITAR
Uncontrolled item (Code A)
Hazmat
No hazard information available from HMIRS.
MSDS
N/A
Precious Metals
Contains silver
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. Y1251 Cage 90362

Major End Users Countries and entities

  • - Department of The Navy 

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Shipping Information

Special Handling
Other or no special handling required (sh) 
LTL (less than a truck load rating)
77.5 
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)
Electrical appliances, small 
NMFC (national motor freight code)
061300 CIRCUIT BREAKER/SWITCH NOI 
UFC (universal freight code)
34410 

Similar by Design Other switchs with similar characteristics

Nothing similar to this part number was found in our inventory

2T-Y1251 / 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).