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Datasheet. 721898-20 specification
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
3a single pressure connection
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.
0.500in. single pressure connection ⁓1/2"
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.
3.968in. ⁓3-31/32"
The distance measured in a straight line from the bottom to the top of an item.
3.500in.
An overall measurement taken at right angles to the length of an item,in distinction from thickness.
3.500in.
The length of a straight line which passes through the center of an unthreaded mounting hole,and terminates at the circumference.
0.203in.
The distance between mounting facility centers.
2.250in.
The general classification of a pressure switch based on the reference method used to measure the sensed pressure.
gage
The temperature at which the item operates.
-55.0 deg celsius and 100.0 deg fahrenheit
The means of attaching the item.
unthreaded hole
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
14 single pressure connection
An indication of whether the initial action of the contacts occurs as the result of an increase or decrease in stimulus.
increase
The maximum pressure that an item will withstand without resulting in any permanent changes in the structural,mechanical,or electrical characteristics.
60.00 pounds per square inch gage
A designation that is used for the purpose of general identification of the thread.
0.500in. single pressure connection ⁓1/2"
The general configuration and relative position of the facilities provided for mounting the item.
two position IN-Line
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, one position momentary
Indicates the type of terminal for providing electrical connection to the item.
wire lead
The amount of current that the contacts are rated to make or break with a specified load.
10.0 amperes resistive load first voltage
The amount of current that the contacts are rated to make or break with a specified load.
500.0 milliamperes inductive load second voltage
The adjustability of the contact.
deactuation point adjustable, preset and actuation point adjustable, preset
The minimum and maximum limits to which the contact(s) may be adjusted.
+0.60/+18.00 actuation point pounds per square inch gage and +0.60/+18.00 deactuation point pounds per square inch gage
Indicates the type of device provided for manual adjustment of the contact(s).
external deactuation point screw and external actuation point screw
The rating of the stimulus required to actuate and/or deactuate the contact(s).
0.40 actuation point pounds per square inch gage and 17.80 actuation point pounds per square inch gage and 0.10 differential point pounds per square inch gage and 0.20 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.
125.0 ac at sea level first voltage
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 second voltage
Indicates the type of pressure connector.
plain, threaded internal single connection
The cycles per second /hertz/ of the alternating current.
60.0 first voltage
The type of media for which the item is designed.
gas or liquid
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
rectangular
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 pressure connection
Answers.
1EA
Npt single pressure connection
Rectangular
14 single pressure connection
3.500 inches
0.500 inches single pressure connection
3a single pressure connection
Schedule B number: 8536509065
nmfc 061300
Switches, for a voltage not exceeding 1000 volts
FSC 5930 ⁓ Switches
Excluding switchgear.
NSN 5930-00-508-0030 SWITCH,PRESSURE
npt single pressure connection thread series rectangular 14 single pressure connection thread quantity per inch 3.500" overall width 3.968" overall length 0.500" single pressure connection thread length 3a single pressure connection thread class
- NIIN
- 005080030
- NIIN Date
- 07/23/74
- Schedule B
- 8536509065
- Name Code
- 00206
- FIIG
- A048B0
- Item Weight
- 2.000lbs
- Item Dimensions
- 50 X 50 X 50
- QUP
- 1
- Historical Price
- $414.70 EA
- 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
| 1. | 2564576 | Cage 10001 |
| 2. | D1HH18 | Cage 89326 |
Major End Users Countries and entities
- - Brazil
- - Spain
- - Canada
- - Netherlands
Availability for 721898-20 A member of our team will provide you with a price and availability quote
Request a Quote »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
721898-20 / 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.
