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Datasheet. 4643B specification
Thread Class
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
2a
Body Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the body.
The style designation indicating the configuration that most nearly corresponds to the appearance of the body.
piston
Overall Length
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.
0.609in. ⁓39/64"
Terminal Length
A measurement of the longest dimension of a terminal,in distinction from width.
A measurement of the longest dimension of a terminal,in distinction from width.
0.125in.
Bushing Diameter
The length of a straight line which passes through the center of a bushing,and terminates at the circumference.
The length of a straight line which passes through the center of a bushing,and terminates at the circumference.
0.190in.
Bushing Length
A measurement of the longest dimension of a bushing,in distinction from width.
A measurement of the longest dimension of a bushing,in distinction from width.
0.141in.
Body Length
A measurement of the longest dimension of the body,in distinction from width.
A measurement of the longest dimension of the body,in distinction from width.
0.281in.
Overall Diameter
A measurement of the longest straight line across a circular cross-sectional plane.
A measurement of the longest straight line across a circular cross-sectional plane.
0.220in. ⁓15/64"
Temp Coefficient Of Capacitance In Ppm Per Deg Celsius
A constant that represents the proportionate change in capacitance caused by a change in temperature,expressed in parts per million per degree celsius.
A constant that represents the proportionate change in capacitance caused by a change in temperature,expressed in parts per million per degree celsius.
0.0 single section
Tolerance Of Temp Coefficient In Ppm Per Deg Celsius
The limits of permissible deviation of the temperature coefficient from the rated value,expressed in parts per million per degree celsius.
The limits of permissible deviation of the temperature coefficient from the rated value,expressed in parts per million per degree celsius.
-15.0 to 15.0 single section
Quality Factor At 25 Deg Celsius
The ratio of capacitive reactance to resistance,expressed at 25 degrees celsius.
The ratio of capacitive reactance to resistance,expressed at 25 degrees celsius.
10000.0
Mounting Facility Screw Thread Series Designator
A designation distinguishing one group of screw thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter on the mounting facility.
A designation distinguishing one group of screw thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter on the mounting facility.
uns
Inclosure Type
Indicates the type of inclosure provided to coat,cover,protect,or encase the item.
Indicates the type of inclosure provided to coat,cover,protect,or encase the item.
encased
Tuning Characteristic
The tuning characteristic of the item.
The tuning characteristic of the item.
straight line capacity single section
Adjustment Device Torque
The torque required for the adjustment device.
The torque required for the adjustment device.
0.400 INCH-Ounces and 4.000 INCH-Ounces
Bushing Shape
The physical configuration of the bushing.
The physical configuration of the bushing.
round
Insulation Dc Resistance At 25 Deg Celsius
Direct current resistance between two conductors that are separated by an insulating material,measured at 25 degrees celsius.
Direct current resistance between two conductors that are separated by an insulating material,measured at 25 degrees celsius.
1000.0 gigohms
Mounting Facility Type And Quantity
Indicates the type and number of facilities by which the item is mounted.
Indicates the type and number of facilities by which the item is mounted.
1 threaded bushing
Thread Quantity Per Inch
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
64
Nonderated Operating Temp
The temperature/s/ at which an item can function without voltage derating.
The temperature/s/ at which an item can function without voltage derating.
-65.0 deg celsius and 125.0 deg celsius
Nominal Thread Size
A designation that is used for the purpose of general identification of the thread.
A designation that is used for the purpose of general identification of the thread.
0.190in. ⁓13/64"
Capacitance Range In Picofarads
The minimum and maximum values of the electrical capacitance measured between two specified points on the item,expressed in picofarads.
The minimum and maximum values of the electrical capacitance measured between two specified points on the item,expressed in picofarads.
+0.6 to 6.0 single section
Nonderated Voltage Rating And Type
The highest potential and type that may be applied to the item,at the highest operating temperature permissible without voltage derating.
The highest potential and type that may be applied to the item,at the highest operating temperature permissible without voltage derating.
250.0 dc continuous single section
Adjustment Device Drive Type And Quantity
Indicates the type and number of drive(s) provided for the adjustment device.
Indicates the type and number of drive(s) provided for the adjustment device.
1 slotted screw
Precious Material And Location
An indication of the precious material and its location in the item.
An indication of the precious material and its location in the item.
all metal surfaces gold and all metal surfaces silver
Precious Material
Identification of the precious material contained in the item.
Identification of the precious material contained in the item.
gold and silver
Terminal Type And Quantity
Indicates the type and number of terminals for providing electrical connection.
Indicates the type and number of terminals for providing electrical connection.
2 threaded stud
Answers.
What quantity is this sold in?
1EA
What is the thread quantity per inch?
64
What is the thread class?
2a
How is this classified for shipping?
Schedule B number: 8532290040
nmfc 061400
Fixed capacitors
What's the federal classification of 4643B?
FSC 5910 ⁓ Capacitors
Excluding semiconductor devices and associated hardware.
NSN 5910-00-013-9592 CAPACITOR,VARIABLE,AIR DIELECTRI
64 thread quantity per inch 0.609" overall length 2a thread class
- NIIN
- 000139592
- NIIN Date
- 05/03/68
- Schedule B
- 8532290040
- Name Code
- 00531
- FIIG
- A096A0
- Item Weight
- 0.100lbs
- Item Dimensions
- --
- QUP
- 1
- Historical Price
- $47.60 EA
- DEMIL / ITAR
- Uncontrolled item (Code A)
- Hazmat
- No hazard information available from HMIRS.
- MSDS
- N/A
- Precious Metals
- Contains gold
- 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. | 5703 | Cage 91293 |
| 2. | 725016A3327-001 | Cage 87990 |
| 3. | JMC5703 | Cage 91293 |
Major End Users Countries and entities
- - Department of The Navy
- - Department of The Air Force
- - Brazil
- - Germany
- - Republic of Korea
Availability for 4643B 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)
- Instruments, electric meter
- NMFC (national motor freight code)
- 061400 CONDENSERS/PARTS NOI/CAPACITORS
- UFC (universal freight code)
- 34450
Similar by Design Other capacitors with similar characteristics
Nothing similar to this part number was found in our inventory
4643B / Capacitor,variable,air dielectriWhat is the formal definition of this item?
A capacitor whose capacitance value is controlled by a mechanical means which effects a continuous variation of its capacitance. it includes items consisting of two or more variable capacitors which are inseparable.
