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Special requirements for nuclear propulsion plant equipment contained in individual repair parts ordering data instrumentation control no. Ac-7246-b, line no. 0021
MRC:
The length of a straight line which passes through the center of a mounting hole,and terminates at the circumference.AAMA
Mounting Hole Diameter:
0.268 inches
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the body.AAQL
Body Style:
Block type
MRC:
The number of terminal rows or terminal provisions included on the item.ABCS
Terminal Row Quantity:
2
MRC:
The center to center distance between terminals.ABCT
Center To Center Distance Between Terminals:
2.000 inches
MRC:
The distance between the terminal row centers.ABCU
Distance Between Terminal Row Centers:
2.000 inches
MRC:
The structural characteristic(s) of the board.ABCX
Board Construction:
Solid construction
MRC:
The number of facilities provided on the item for the installation of terminals.ABDB
Terminal Facility Quantity:
7
Center To Center Distance Between Mounting Facilities Parallel To Length:
7.280 inches
Center To Center Distance Between Mounting Facilities Parallel To Width:
0.750 inches
Distance From Bottom Edge Of Terminal Board To Center Of Mounting Hole:
1.000 inches
Distance From Left Edge Of Terminal Board To Center Of First Mounting Facility:
0.300 inches
Boardlength:
7.880 inches
Boardheight:
0.375 inches
MRC:
Indicates the type and number of facilities by which the item is mounted.AXHR
Mounting Facility Type And Quantity:
4 unthreaded hole
MRC:
The arrangement of terminal positions on the item.CWLG
Terminal Pattern Arrangement:
Random
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Plastic board
MRC:
A feature of the item of supply which must be specifically recorded when the reference number covers a range of items.ZZZY
Reference Number Differentiating Characteristics:
As differentiated by special features
