Part Number
DEMIL
Shelf Life
UOM
NIIN
NSN
National Stock Number:
TXT
Description:
Tapping Screw
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:
1.250 inches
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.AASK
Head Style:
Flat countersunk
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 0.359 inches and 0.395 inches
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the internal drive.ABQZ
Internal Drive Style:
Slot
MRC:
Those features,not otherwise specified,which may be required for proper functioning of the item.CBBL
Features Provided:
Casehardened
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of a nonmachine thread.CRGF
Nonmachine Thread Style:
Double flute (type f)
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:
0.190 inches
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel comp 1016 or steel comp 1018 or steel comp 1019 or steel comp 1021 or steel comp 1022 or steel comp 1524
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:
Aisi assn standard all material responses
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
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 3 federal specification all treatment responses
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:
Cs type and 2s style
