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:
Between 2.018 inches and 2.028 inches
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.AASK
Head Style:
Flush (flat) countersunk (included angle - less than 135 degrees w or w/o chamfer)
MRC:
A measurement from the bottom to the top of the head,in distinction from depth.AASU
Head Height:
0.209 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 0.248 inches and 0.250 inches
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the shank.AAZF
Shank Style:
Straight
Head Major Diameter:
Between 0.334 inches and 0.354 inches
MRC:
The included angle of the countersink.CRSQ
Countersink Angle:
60.0 degrees
MRC:
A combination of timed heating and cooling operations applied for the purpose of annealing or hardening the item.HEAT
Heat Treatment:
Soft annealed or eighth hard
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Copper alloy 462 or copper alloy 240
