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Datasheet. 721856-54 specification
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
2a single threaded bushing
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.
0.500in. single threaded bushing ⁓1/2"
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.
4.370in. ⁓4-3/8"
The length of a straight line which passes through the center of the body,and terminates at the circumference.
0.665in.
A measurement of the longest dimension of the body,in distinction from width.
4.000in.
Indicates the type of sensor or transducer used in the item to convert temperature changes to switch actuating force.
internal sensor
The shortest straight line between flats,perpendicular to the height.
1.000in. ⁓1/64"
The means of attaching the item.
threaded bushing
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.
16 single threaded bushing
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.
0.750in. single threaded bushing ⁓3/4"
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 open, momentary action
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.
2.0 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 not adjustable and actuation point not adjustable
The rating of the stimulus required to actuate and/or deactuate the contact(s).
260.00 actuation point degrees fahrenheit and 236.00 deactuation point degrees fahrenheit
The voltage for which the contact(s) is rated at sea level or at a specified altitude,expressed in volts.
115.0 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.
30.0 dc at sea level second 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.
cylindrical w/flange
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.
unf single threaded bushing
Answers.
1EA
Unf single threaded bushing
Cylindrical w/flange
16 single threaded bushing
0.500 inches single threaded bushing
2a single threaded bushing
Schedule B number: 9032100000
nmfc 061300
Thermostats
FSC 5930 ⁓ Switches
Excluding switchgear.
NSN 5930-00-728-4385 SWITCH,THERMOSTATIC
unf single threaded bushing thread series cylindrical w/flange 16 single threaded bushing thread quantity per inch 4.370" overall length 0.500" single threaded bushing thread length 2a single threaded bushing thread class
- NIIN
- 007284385
- NIIN Date
- 02/16/68
- Schedule B
- 9032100000
- Name Code
- 00451
- FIIG
- A048B0
- Item Weight
- 0.000lbs
- Item Dimensions
- --
- QUP
- 1
- Historical Price
- $474.00 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. | 21548-8-5-4 | Cage 82647 |
| 2. | 21548-8-5-2 | Cage 82647 |
Major End Users Countries and entities
- - Department of The Navy
- - Spain
- - France
- - Italy
Availability for 721856-54 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
721856-54 / Switch,thermostaticWhat is the formal definition of this item?
A switch that is actuated by changes in ambient temperature. excludes circuit breaker; control, temperature (as modified); fuse (as modified); protector, thermal-overload, electrical motor; relay, thermal; and thermostat, flow control. see also control, temperature (as modified) and regulator, temperature (as modified).
