1823-1A

18231A Pressure Switch

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Quality Commitment

Serving our customers with quality and safety first.

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Datasheet. 1823-1A specification

Inside Diameter
The length of a straight line which passes through the center of a circular figure or body,and terminates at the inside circumference.

0.125in. all connections

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

4.060in. ⁓4-1/16"

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

3.880in.

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

4.060in.

Pressure Switch Type
The general classification of a pressure switch based on the reference method used to measure the sensed pressure.

differential

Mounting Method
The means of attaching the item.

threaded stud

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

27 all pressure connection

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

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

0.125in. all pressure connection ⁓1/8"

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

0.500in. single threaded stud ⁓1/2"

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, double throw, both positions maintained

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

screw

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

100.0 milliamperes inductive load single voltage

Contact Adjustability
The adjustability of the contact.

actuation point adjustable, preset

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

+0.20/+1.00 actuation pointin. of water

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

external actuation point screw

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.

28.0 dc at sea level single voltage

Pressure Connector Type
Indicates the type of pressure connector.

flare, threaded internal first connection

Pressure Connector Type
Indicates the type of pressure connector.

plain, threaded internal second connection

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

gas or liquid

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

cylindrical w/mounting lugs

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.

npt single threaded stud

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.

PTF-Sae short all pressure connection

Answers.

What class is the thread series?

Ptf-sae short all pressure connection

What class is the thread series?

Npt single threaded stud

What is the style?

Cylindrical w/mounting lugs

What is the thread quantity per inch?

27 all pressure connection

What is the overall width?

4.060 inches

What is the inside diameter?

0.125 inches all connections

What is the NSN for 1823-1A?

5930-00-253-5176

How is this classified for shipping?

Schedule B number: 8536509065
nmfc 061300
Switches, for a voltage not exceeding 1000 volts

What's the federal classification of 1823-1A?

FSC 5930 ⁓ Switches

Excluding switchgear.

NSN 5930-00-253-5176 SWITCH,PRESSURE

ptf-sae short all pressure connection thread series cylindrical w/mounting lugs 27 all pressure connection thread quantity per inch 4.060" overall width 4.060" overall length 0.125" all connections inside diameter

NIIN
002535176
NIIN Date
07/23/69
Schedule B
8536509065 
Name Code
00206
FIIG
A048B0
Item Weight
1.500lbs
Item Dimensions
--
QUP
 
Historical Price
$112.50 EA
DEMIL / ITAR
Uncontrolled item (Code A)
Hazmat
No hazard information available from HMIRS.
MSDS
N/A
Precious Metals
No 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. 1820-1A Cage 85274
2. 990C639H01 Cage 18323

Major End Users Countries and entities

  • - Defense Logistics Agency 

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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

1823-1A / Switch,pressureWhat is the formal definition of this item?

A switch which is actuated by changes in pressure of any gas or liquid or by changes in a vacuum acting upon its sensing element. excludes baroswitch; switch, pressure-thermostatic; and switch, sensitive.