MRC:
The specific commercial rating which classes the item as to what degree the item will withstand environmental elements and/or hazardous locations.ABFE
Hazardous Locations/environmental Protection:
Explosion proof
MRC:
The number of individual sections included in the item.AFBH
Individual Section Quantity:
7
MRC:
The identifying code of the orginator that controls or manufacturers the knob.AFCQ
Knob Manufacturer Code:
82121
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:
4 each section rear
MRC:
Those features,not otherwise specified,which may be required for proper functioning of the item.CBBL
Features Provided:
Actuator knob
MRC:
The voltage for which the contacts are rated,expressed in volts.CQMK
Contact Voltage Rating In Volts:
250.0 dc at sea level
MRC:
The voltage for which the contacts are rated,expressed in volts.CQMK
Contact Voltage Rating In Volts:
500.0 ac at sea level
MRC:
Indicates the number of connections on a rotor segment that are front to rear surface connected.CQTH
Rotor Through Connection Quantity:
1 each section
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:
4 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 rear
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:
The amount of current that the contacts are rated to make or break with a specified load.CTHF
Contact Load Current Rating:
30.0 amperes resistive load ac 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:
30.0 amperes resistive load dc 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:
81349-mil-s-15291 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
