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Datasheet. 646PE21 specification
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
2b single pressure connection
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.
6.240in. ⁓6-1/4"
The distance measured in a straight line from the bottom to the top of an item.
3.300in.
An overall measurement taken at right angles to the length of an item,in distinction from thickness.
4.750in.
A measurement taken at right angles to the length of the body,in distinction from thickness.
2.240in.
The distance between mounting facility centers.
4.250in.
The general classification of a pressure switch based on the reference method used to measure the sensed pressure.
gage
The means of attaching the item.
bracket
Those features,not otherwise specified,which may be required for proper functioning of the item.
hermetically sealed case
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
18 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.
4500.00 pounds per square inch
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.
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, single throw, normally closed, momentary action
The pressure at which the pressure sensing element of the item is rendered inoperative by rupture or other permanent physical damage.
7500.00 pounds per square inch
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.
15.0 amperes resistive load first voltage and 15.0 amperes inductive load first voltage
The amount of current that the contacts are rated to make or break with a specified load.
15.0 amperes resistive load second voltage and 15.0 amperes inductive load second voltage
The amount of current that the contacts are rated to make or break with a specified load.
15.0 amperes resistive load third voltage and 15.0 amperes inductive load third voltage
The amount of current that the contacts are rated to make or break with a specified load.
400.0 milliamperes resistive load fourth voltage and 30.0 milliamperes inductive load fourth 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.
+500.00/+3000.00 actuation point pounds per square inch and +275.00/+2775.00 deactuation point pounds per square inch
Indicates the type of device provided for manual adjustment of the contact(s).
internal deactuation point screw and internal actuation point screw
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.
125.0 dc at sea level fourth voltage
The voltage for which the contact(s) is rated at sea level or at a specified altitude,expressed in volts.
250.0 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.
480.0 ac at sea level third voltage
Indicates the type of pressure connector.
double compression, threaded internal single connection
The cycles per second /hertz/ of the alternating current.
50.0 first voltage and 60.0 first voltage
The cycles per second /hertz/ of the alternating current.
50.0 second voltage and 60.0 second voltage
The cycles per second /hertz/ of the alternating current.
50.0 third voltage and 60.0 third 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 w/bracket
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 w/bracket
18 single pressure connection
4.750 inches
2b single pressure connection
Schedule B number: 8536509065
nmfc 061300
Switches, for a voltage not exceeding 1000 volts
FSC 5930 ⁓ Switches
Excluding switchgear.
NSN 5930-01-018-1734 SWITCH,PRESSURE
npt single pressure connection thread series rectangular w/bracket 18 single pressure connection thread quantity per inch 4.750" overall width 6.240" overall length 2b single pressure connection thread class
- NIIN
- 010181734
- NIIN Date
- 03/21/76
- Schedule B
- 8536509065
- Name Code
- 00206
- FIIG
- A048B0
- Item Weight
- 0.000lbs
- Item Dimensions
- --
- QUP
- 1
- Historical Price
- $902.33 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
Major End Users Countries and entities
- - Department of The Navy
Availability for 646PE21 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
646PE21 / 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.
