MRC:
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.AAJD
Thread Class:
2b single mounting facility
MRC:
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.ABHP
Overall Length:
2.907 inches
MRC:
The distance measured in a straight line from the bottom to the top of an item.ABKW
Overall Height:
2.500 inches
MRC:
An overall measurement taken at right angles to the length of an item,in distinction from thickness.ABMK
Overall Width:
2.500 inches
First Flat Length:
0.438 inches single actuator
Flat Height:
0.219 inches single actuator
MRC:
The length of a straight line which passes through the center of a shaft,and terminates at the circumference.ABWV
Shaft Diameter:
0.250 inches single actuator
MRC:
A measurement of the longest dimension of the shaft,in distinction from width.ABXF
Shaft Length:
0.688 inches single actuator
MRC:
The length of a straight line which passes through the center of an unthreaded mounting hole,and terminates at the circumference.AEBV
Unthreaded Mounting Hole Diameter:
0.312 inches single mounting facility
MRC:
The number of individual sections included in the item.AFBH
Individual Section Quantity:
4
MRC:
The identifying code of the orginator that controls or manufacturers the knob.AFCQ
Knob Manufacturer Code:
82121
MRC:
The identifying part number assigned to the knob.AFCY
Knob Manufacturer Part Number:
A
MRC:
The general configuration of the contacts of a switch that describes its basic switching structure.AJZE
Switch Contact Basic Design:
Nonpile-up symmetrical
MRC:
The number of poles included in the item.AKPX
Pole Quantity:
1 each section front
MRC:
The number of positions to which the item may be actuated to energize electrical circuits.AKPY
Throw Quantity:
3 each section front
MRC:
The radius of the circle in which the mounting facilities of an item are located.ALAQ
Mounting Facility Circle Radius:
0.250 inches single mounting facility
MRC:
The means of attaching the item.AXGY
Mounting Method:
Bracket single mounting facility
MRC:
Those features,not otherwise specified,which may be required for proper functioning of the item.CBBL
Features Provided:
Actuator knob
MRC:
The number of threads on the item per linear inch measured on a line parallel to the thread axis.CMLP
Thready Qty Per Inch (tpi):
24 single mounting facility
MRC:
A designation that is used for the purpose of general identification of the thread.CQJX
Thread Size:
0.190 inches single mounting facility
MRC:
The voltage for which the contacts are rated,expressed in volts.CQMK
Contact Voltage Rating In Volts:
120.0 lowest ac voltage rating at sea level
MRC:
The voltage for which the contacts are rated,expressed in volts.CQMK
Contact Voltage Rating In Volts:
125.0 lowest dc voltage rating at sea level
MRC:
The voltage for which the contacts are rated,expressed in volts.CQMK
Contact Voltage Rating In Volts:
250.0 highest dc voltage rating at sea level
MRC:
The voltage for which the contacts are rated,expressed in volts.CQMK
Contact Voltage Rating In Volts:
450.0 highest ac voltage rating at sea level
MRC:
The general configuration and relative position of the facilities provided for mounting the item.CQYJ
Mounting Facility Pattern:
Four position circular single mounting facility
MRC:
The number of positions to which the switch actuator may be indexed.CRJH
Switch Actuator Indexing Position Quantity:
3 single actuator
MRC:
Indicates the type of shaft included on the item.CRSJ
Shaft Type:
Round, flatted, threaded hole single actuator
MRC:
Indicates the type of terminal for providing electrical connection to the item.CSCF
Terminal Type:
Tab w/screw
MRC:
An indication of the switching action by the contacts of the item.CSHW
Contact Switching Action:
Breaks before makes each section front
MRC:
The increments of angular rotation that the switch actuator moves between adjacent index positions.CSLC
Switch Actuator Positioning Increment:
90.0 degrees single actuator
MRC:
Indicates the type of device included in the switch to limit the angular rotation of its actuator.CTDN
Switch Actuator Stop Device Type:
Fixed stop single actuator
MRC:
The amount of current that the contacts are rated to make or break with a specified load.CTHF
Contact Load Current Rating:
3.0 amperes resistive load lowest ac voltage rating at sea level
MRC:
The amount of current that the contacts are rated to make or break with a specified load.CTHF
Contact Load Current Rating:
3.0 amperes resistive load lowest dc voltage rating at sea level
MRC:
The amount of current that the contacts are rated to make or break with a specified load.CTHF
Contact Load Current Rating:
10.0 amperes resistive load highest ac voltage rating at sea level
MRC:
The amount of current that the contacts are rated to make or break with a specified load.CTHF
Contact Load Current Rating:
5.0 amperes resistive load highest dc voltage rating at sea level
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.STYL
Style Designator:
Tap, circuit selector
MRC:
The specification,standard,drawing,or similar instrument that specifies environmental and performance requirements or test conditions under which an item is tested and establishes acceptable limits within which the item must conform identified by an alphabetic and/or numeric reference number. includes the commercial and government entity (cage) code of the entity controlling the instrument.TEST
Test Data Document:
89661-54b7064h02 drawing (this is the basic governing drawing, such as a contractor drawing, original equipment manufacturer drawing, etc.; excludes any specification, standard or other document that may be referenced in a basic governing drawing)
MRC:
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.THSD
Thread Series Designator:
Unc single mounting facility
