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 0.2841 inches and 0.2851 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 0.3898 inches and 0.3948 inches
MRC:
The device by which the item is expanded and set.ABAF
Expansion Device:
Threaded stem
MRC:
A substance designed to provide a reduction of friction between the two surfaces in contact.ABAJ
Lubrication:
Wax and cetyl alcohol and solid film
MRC:
A measurement of the longest dimension of the grip,in distinction from width.ANEE
Grip Length:
Between 0.407 inches and 0.469 inches
MRC:
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.CQFM
Hardness Rating:
39.0 rockwell c bolt and 46.0 rockwell c bolt39.0 rockwell c nut and 46.0 rockwell c nut
MRC:
The included angle of the countersink.CRSQ
Countersink Angle:
Between 99.0 degrees and 101.0 degrees
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel comp 4130 bolt or steel comp 4140 bolt or steel comp 8740 boltsteel comp 4130 nut or steel comp 4140 nut or steel comp 8740 nutsteel comp 303 sleeve or steel comp 304 sleeve
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:
Mil-s-6758 military specification 1st material response bolt or mil-s-5626 military specification 2nd material response bolt or mil-s-6049 military specification 3rd material response boltmil-s-6758 military specification 1st material response nut or mil-s-5626 military specification 2nd material response nut or mil-s-6049 military specification 3rd material response nut
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:
Cadmium bolt and chromate boltcadmium nut and chromate nutpassivate sleeve and cadmium sleeve
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-p-416, type 2, cl 2 federal specification single treatment response boltqq-p-416, type 2, cl 2 federal specification single treatment response nutmil-s-5002 military specification single treatment response sleeve and qq-p-416, type 1, cl 3 federal specification single treatment response sleeve
