BZ-R21-A2

BZR21A2 Sensitive Switch

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Datasheet. BZ-R21-A2 specification


The style designation indicating the configuration that most nearly corresponds to the appearance of the body.

Center To Center Distance Between Mounting Facilities Parallel To Length
The distance between the center of one mounting facility and the center of the adjacent mounting facility parallel to the length.

1.000in.

Body Length
A measurement of the longest dimension of the body,in distinction from width.

1.938in.

Body Width
A measurement taken at right angles to the length of the body,in distinction from thickness.

0.688in.

Body Height
A measurement from the bottom to the top of the body,in distinction from depth.

0.844in.

Unthreaded Mounting Hole Diameter
The length of a straight line which passes through the center of an unthreaded mounting hole,and terminates at the circumference.

0.141in.

Actuator Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the actuator.

round

Actuator Diameter
The length of a straight line which passes through the center of the actuator,and terminates at the circumference.

0.094in.

Actuator Height

0.051in.

Actuator Free Position Height

0.645in.

Maximum Voltage Rating In Volts
The maximum voltage rating at which the item is designed to operate in an alternating current and/or direct current circuit,expressed in volts.

250.0 ac

End Item Identification
The national stock number or the identification information of the end equipment for which the item is a part.

swbd 4H-6H dc power distribution switchboards (blown fuse indication circuit)

Inclosure Type
Indicates the type of inclosure provided to coat,cover,protect,or encase the item.

fully inclosed

Mounting Method
The means of attaching the item.

unthreaded hole

Switch Release Force
The amount to which the actuating force must be reduced to permit the switch to become unactuated.

2.5 ounces

Switch Actuating Force
The amount of force required to actuate the switch.

4.0 ounces

Actuator Movement
The movement of the switch actuator.

0.005 overtravelin. and 0.012 pretravelin.

Contact Load Current Rating At Maximum Rated Voltage
The amount of current the contacts are rated to make or break at maximum rated voltage,with a specified load.

10.000 amperes resistive ac

Special Features
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.

this switch is a lower force switch, it only takes 4 oz to operate switch, the differential travel is lower, with a min/max of .0002-.0005in..

Precious Material And Location
An indication of the precious material and its location in the item.

fine silver contacts silver

Terminal Type And Quantity
Indicates the type and number of terminals for providing electrical connection.

3 screw

Answers.

What quantity is this sold in?

1EA

What is the NSN for BZ-R21-A2?

5930-01-525-4517

How is this classified for shipping?

Schedule B number: 8536509050
nmfc 061300
Switches, slide, for a voltage not exceeding 1,000 v

What's the federal classification of BZ-R21-A2?

FSC 5930 ⁓ Switches

Excluding switchgear.

NSN 5930-01-525-4517 SWITCH,SENSITIVE

Used on swbd 4h-6h dc power distribution switchboards (blown fuse indication circuit). this switch is a lower force switch, it only takes 4 oz to operate switch, the differential travel is lower, with a min/max of .0002-.0005".

NIIN
015254517
NIIN Date
11/09/04
Schedule B
8536509050 
Name Code
00399
FIIG
A053A0
Item Weight
0.100lbs
Item Dimensions
--
QUP
Historical Price
$30.45 EA
DEMIL / ITAR
Uncontrolled item (Code A)
Hazmat
No hazard information available from HMIRS.
MSDS
N/A
Precious Metals
Contains silver
Enviromental
N/A
Electrostatic ESD & EMI
No ESD or EMI sensitivity

Major End Users Countries and entities

  • - Department of The Navy 

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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)
Communications/electronics, other than sigint/ew or comsec repair parts and components 
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

BZ-R21-A2 / Switch,sensitiveWhat is the formal definition of this item?

A switch with a quick-acting mechanism actuated by a highly delicate tactile contact. includes membrane switch. excludes switch, flexible; switch, pressure; and switch, thermostatic.