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Datasheet. 21S4 specification
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.
1.125in. ⁓1-1/8"
The distance measured in a straight line from the bottom to the top of an item.
0.305in.
An overall measurement taken at right angles to the length of an item,in distinction from thickness.
0.660in.
Indicates the type of sensor or transducer used in the item to convert temperature changes to switch actuating force.
internal sensor
The means of attaching the item.
bracket
An indication of whether the initial action of the contacts occurs as the result of an increase or decrease in stimulus.
increase
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.
tab, solder lug
The amount of current that the contacts are rated to make or break with a specified load.
1.0 amperes resistive load single voltage
The adjustability of the contact.
actuation point not adjustable
The rating of the stimulus required to actuate and/or deactuate the contact(s).
158.00 actuation point degrees fahrenheit and 138.00 deactuation point degrees fahrenheit
The voltage for which the contact(s) is rated at sea level or at a specified altitude,expressed in volts.
125.0 ac at sea level single voltage
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.
two 0.147 in. dia mtg holesspaced 0.875 in. c to c
Answers.
1EA
0.660 inches
Schedule B number: 9032100000
nmfc 061300
Thermostats
FSC 5930 ⁓ Switches
Excluding switchgear.
NSN 5930-00-998-4246 SWITCH,THERMOSTATIC
two 0.147 in. dia mtg holesspaced 0.875 in. c to c 0.660" overall width 1.125" overall length
- NIIN
- 009984246
- NIIN Date
- 04/18/67
- Schedule B
- 9032100000
- Name Code
- 00451
- FIIG
- A048B0
- Item Weight
- 0.100lbs
- Item Dimensions
- --
- QUP
- 1
- Historical Price
- $114.85 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. | 2614E30 | Cage 99872 |
| 2. | A409 | Cage 93410 |
Major End Users Countries and entities
- - Department of The Navy
- - Spain
- - Australia
- - Italy
- - Turkey
Availability for 21S4 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
21S4 / 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).
