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Datasheet. DA521-2-8S specification
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.
7.250in. ⁓7-1/4"
The distance measured in a straight line from the bottom to the top of an item.
3.375in.
The length of a straight line which passes through the center of the body,and terminates at the circumference.
5.750in.
The general classification of a pressure switch based on the reference method used to measure the sensed pressure.
differential
The shortest straight line between flats,perpendicular to the height.
0.563in. ⁓37/64"
The means of attaching the item.
threaded hole
An indication of whether the initial action of the contacts occurs as the result of an increase or decrease in stimulus.
increase
A designation that is used for the purpose of general identification of the thread.
0.250in. single pressure connection ⁓1/4"
The general configuration and relative position of the facilities provided for mounting the item.
isosceles triangle
The amount of current that the contacts are rated to make or break with a specified load.
2.5 amperes resistive load first voltage
The amount of current that the contacts are rated to make or break with a specified load.
5.0 amperes resistive load second voltage
The adjustability of the contact.
deactuation point adjustable and actuation point adjustable
The minimum and maximum limits to which the contact(s) may be adjusted.
+10.00/+200.00 actuation point pounds per square inch gage and +10.00/+200.00 deactuation point pounds per square inch gage
Indicates the type of device provided for manual adjustment of the contact(s).
internal actuation point knob with scale and internal deactuation point knob with scale
The rating of the stimulus required to actuate and/or deactuate the contact(s).
4.00 differential point pounds per square inch gage
The voltage for which the contact(s) is rated at sea level or at a specified altitude,expressed in volts.
120.0 ac at sea level second voltage
The voltage for which the contact(s) is rated at sea level or at a specified altitude,expressed in volts.
240.0 ac at sea level first voltage
Indicates the type of pressure connector.
external SEAT-Gasket seal, threaded external single connection
Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification.
steel bourdon tubes, motor 1 phase, 0.125 hp, magnetic sealed mercury contact
The type of media for which the item is designed.
liquid
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
cylindrical w/port
Answers.
Cylindrical w/port
Schedule B number: 8536509065
Switches, for a voltage not exceeding 1000 volts
FSC 5930 ⁓ Switches
Excluding switchgear.
NSN 5930-00-629-0282 SWITCH,PRESSURE
cylindrical w/port steel bourdon tubes, motor 1 phase, 0.125 hp, magnetic sealed mercury contact 7.250" overall length
- NIIN
- 006290282
- NIIN Date
- 03/12/75
- Schedule B
- 8536509065
- Name Code
- 00206
- FIIG
- A048B0
- DEMIL / ITAR
- Uncontrolled item (Code A)
- Hazmat
- No hazard information available from HMIRS.
- MSDS
- N/A
- Precious Metals
- Metal content unknown
- Enviromental
- N/A
- Electrostatic ESD & EMI
- No ESD or EMI sensitivity
Other Part Numbers Parts with same form, fit, and function by other manufacturers
Major End Users Countries and entities
- - Tennessee Valley Authority
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DA521-2-8S / 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.
