MRB-1-12S

MRB112S Rotary Switch
Home » Catalog » Electrical (p. 7721) » Rotary Switches (p. 1) » Part Number MRB-1-12S

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Datasheet. MRB-1-12S specification

Thread Class
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.

2a single mounting facility

Thread Length
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.

0.280in. single mounting facility ⁓9/32"

Hazardous Locations/environmental Protection
The specific commercial rating which classes the item as to what degree the item will withstand environmental elements and/or hazardous locations.

shock resistant

Overall Length
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.

1.706in. ⁓1-23/32"

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

0.125in. single actuator

Shaft Length
A measurement of the longest dimension of the shaft,in distinction from width.

0.720in. single actuator

Overall Diameter
A measurement of the longest straight line across a circular cross-sectional plane.

0.584in. ⁓19/32"

Individual Section Quantity
The number of individual sections included in the item.

1

Nonturn Device Type
Indicates the type of device used to prevent physical movement of the item on its mounting surface.

flatted bushing at 9:00 o'clock

Nonturn Device Type
Indicates the type of device used to prevent physical movement of the item on its mounting surface.

flatted bushing at 3:00 o'clock

Switch Contact Basic Design
The general configuration of the contacts of a switch that describes its basic switching structure.

NONPILE-Up symmetrical

Pole Quantity
The number of poles included in the item.

1 each section rear

Throw Quantity
The number of positions to which the item may be actuated to energize electrical circuits.

12 each section rear

Mounting Method
The means of attaching the item.

threaded bushing single mounting facility

Nominal Thread Size
A designation that is used for the purpose of general identification of the thread.

0.250in. single mounting facility ⁓1/4"

Contact Voltage Rating In Volts
The voltage for which the contacts are rated,expressed in volts.

115.0 ac at sea level

Switch Actuator Indexing Position Quantity
The number of positions to which the switch actuator may be indexed.

12 single actuator

Shaft Type
Indicates the type of shaft included on the item.

round, slotted single actuator

Terminal Type
Indicates the type of terminal for providing electrical connection to the item.

tab, solder lug

Contact Switching Action
An indication of the switching action by the contacts of the item.

breaks before makes each section rear

Switch Actuator Positioning Increment
The increments of angular rotation that the switch actuator moves between adjacent index positions.

30.0 degrees single actuator

Switch Actuator Stop Device Type
Indicates the type of device included in the switch to limit the angular rotation of its actuator.

adjustable stop single actuator

Contact Load Current Rating
The amount of current that the contacts are rated to make or break with a specified load.

150.0 milliamperes resistive load ac at sea level

Style Designator
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.

snap or line

Thread Series Designator
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.

unef single mounting facility

Answers.

What class is the thread series?

Unef single mounting facility

What is the style?

Snap or line

What is the thread length?

0.280 inches single mounting facility

What is the thread class?

2a single mounting facility

What is the NSN for MRB-1-12S?

5930-01-116-1818

How is this classified for shipping?

Schedule B number: 8536509020
Switches, rotary, rated at not over 5 a, for a voltage not exceeding 1,000 v

What's the federal classification of MRB-1-12S?

FSC 5930 ⁓ Switches

Excluding switchgear.

NSN 5930-01-116-1818 SWITCH,ROTARY

unef single mounting facility thread series snap or line 1.706" overall length 0.280" single mounting facility thread length 2a single mounting facility thread class

NIIN
011161818
NIIN Date
07/22/81
Schedule B
8536509020 
Name Code
02134
FIIG
A052B0
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

Major End Users Countries and entities

  • - Australia 

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Similar by Design Other switchs with similar characteristics

Nothing similar to this part number was found in our inventory

MRB-1-12S / Switch,rotaryWhat is the formal definition of this item?

A switch actuated by a definite angular rotation of the switch shaft about its axis. for items having rated actuation travel and pressure characteristics, see switch, sensitive. excludes relay, rotary; switch, stepping; and switch, telephone (as modified).