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:
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 0.2490 inches and 0.2530 inches
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the shank.AAZF
Shank Style:
Threaded self-plugging shank w/sleeve
Head Major Diameter:
Between 0.4720 inches and 0.4800 inches
MRC:
The device by which the item is expanded and set.ABAF
Expansion Device:
Serrated stem-type w
MRC:
A measurement of the longest dimension of the grip,in distinction from width.ANEE
Grip Length:
Between 0.3130 inches and 0.3750 inches
MRC:
The included angle of the countersink.CRSQ
Countersink Angle:
Between 98.5 degrees and 101.5 degrees
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Nickel alloy r-405 locking ring or nickel alloy 400 locking ringnickel alloy r-405 sleeve or nickel alloy 400 sleevenickel alloy 400 stem or nickel alloy r-405 stem or nickel alloy 502 stem or nickel alloy k-500 stem or iron alloy 660 stem