MRC:
The dimension,measured along a line parallel to the longitudinal axis,from the largest bearing surface of the fastener head to the extreme opposite end,or as specifically designated for other type fasteners.AASB
Fastener Length:
0.250 inches
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.AASK
Head Style:
Flat/tinner's
MRC:
A measurement from the bottom to the top of the head,in distinction from depth.AASU
Head Height:
Between 0.042 inches and 0.052 inches
MRC:
The length of a straight line which passes through the center of a hole,and terminates at the circumference.AAUB
Hole Diameter:
Between 0.100 inches and 0.107 inches
MRC:
The length of a straight line which passes through the center of the body of the shank and terminates at the circumference.AAZE
Shank Diameter:
Between 0.141 inches and 0.146 inches
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the shank.AAZF
Shank Style:
Tubular
Head Major Diameter:
Between 0.307 inches and 0.317 inches
MRC:
A measurement between specified points of the hole,in distinction from height.AAZQ
Hole Depth:
Between 0.120 inches and 0.135 inches
MRC:
The minimum load,applied perpendicularly to the longitudinal axis of an item,at which point the item will fracture when subjected to the standard shear test method.CQSX
Shear Strength:
35000 double pounds per square inch
MRC:
A combination of timed heating and cooling operations applied for the purpose of annealing or hardening the item.HEAT
Heat Treatment:
Quarter hard
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Copper alloy 260 or copper alloy 270
MRC:
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.MDCL
Material Specification:
Qq-w-321 federal specification single material response
MRC:
The number,letter,or symbol that indicates the type,style,grade,class,and the like,of an item in a nonidentifying specification or standard.ZZZT
Specification Or Standard:
12 type and 1 class and f grade
