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Head style: flat countersunk no. A199 from old fiig a003a; nonmachine thread style: gimlet point no. C13 from old fiig a003a; internal drive location: head
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 3.910 inches and 4.000 inches
MRC:
The length of a straight line which passes through the center of a circular head,and terminates at the circumference.AASL
Head Diameter:
Between 0.437 inches and 0.491 inches
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the internal drive.ABQZ
Internal Drive Style:
Cross recess type 1
MRC:
The included angle of the countersink.CRSQ
Countersink Angle:
Between 80.0 degrees and 82.0 degrees
MRC:
The length of a straight line which passes through the center of the nonmachine threaded portion,and terminates at the circumference.CTYF
Nonmachine Thread Diameter:
0.242 inches
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel comp 1010 or steel comp 1012 or steel comp 1015 or steel comp 1016 or steel comp 1017 or steel comp 1018 or steel comp 1019 or steel comp 1020 or steel comp 1021 or steel comp 1022 or steel comp 1108 or steel comp 1109 or steel comp 1110 or steel comp 1115 or steel comp 1116 or steel comp 1117 or steel comp 1118
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 and chromate or zinc 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-p-416, type 2, class 3 federal specification 1st treatment response or mil-c-81562, type 2, class 3 military specification 1st treatment response or astm b633, type 2, class 3 assn standard 2nd treatment response or mil-c-81562, type 2, class 3 military specification 2nd treatment 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:
1 type and 2c style
