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 0.302 inches and 0.322 inches
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.AASK
Head Style:
Countersunk w/ reverse chamfer
MRC:
A measurement from the bottom to the top of the head,in distinction from depth.AASU
Head Height:
Between 0.055 inches and 0.065 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 0.133 inches and 0.139 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 0.182 inches and 0.188 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 0.351 inches and 0.367 inches
MRC:
A measurement between specified points of the hole,in distinction from height.AAZQ
Hole Depth:
Between 0.141 inches and 0.172 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:
36000 double pounds per square inch
MRC:
The included angle of the countersink.CRSQ
Countersink Angle:
Between 148.0 degrees and 150.0 degrees
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel comp 1005 or steel comp 1006 or steel comp 1008 or steel comp 1010
MRC:
The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.SFTT
Surface Treatment:
Zinc and chromate or cadmium and chromate
MRC:
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.STDC
Surface Treatment Specification:
Qq-z-325, type 2, cl 2 federal specification 1st treatment response and qq-p-416 type 2, cl 3 federal specification 2nd treatment response