Part Number
DEMIL
Shelf Life
UOM
NIIN
NSN
National Stock Number:
TXT
Description:
Panel Screw Assembly
MRC:
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.AAJD
Thread Class:
3a
MRC:
The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.AAJF
Thread Direction:
Right-hand
MRC:
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.AASA
Thread Length:
Between 0.360 inches and 0.390 inches
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 0.547 inches and 0.577 inches
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.AASK
Head Style:
Flat chamfer
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 0.365 inches and 0.395 inches
MRC:
A measurement from the bottom to the top of the head,in distinction from depth.AASU
Head Height:
Between 0.244 inches and 0.250 inches
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the internal drive.ABQZ
Internal Drive Style:
Hexagon
MRC:
The thickness of the material to be accommodated.AGSM
Material Accommodated Thickness:
0.070 inches
MRC:
The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.AHYM
Thread Diameter:
0.250 inches
MRC:
The shortest straight line between flats,perpendicular to the height.ASDB
Width Across Flats:
0.187 inches
MRC:
The number of threads on the item per linear inch measured on a line parallel to the thread axis.CMLP
Thready Qty Per Inch (tpi):
28
MRC:
A characteristic of light that can be specified in terms of luminance,dominant wavelength,and purity.HUES
Color:
Black
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel comp 302 secondary washer or steel comp 302b secondary washer or steel comp 303 secondary washer or steel comp 303 plus x secondary washer or steel comp 303se secondary washer or steel comp 303cu secondary washer or steel comp 303ma secondary washer or steel comp 303pb secondary washer or steel comp 304 secondary washer or steel comp 304l secondary washersteel comp 302 primary washersteel comp 302 springsteel comp 302 stand-off or steel comp 302b stand-off or steel comp 303 stand-off or steel comp 303 plus x stand-off or steel comp 303se stand-off or steel comp 303cu stand-off or steel comp 303ma stand-off or steel comp 303pb stand-off or steel comp 304 stand-off or steel comp 304l stand-offsteel comp 302 fastener or steel comp 302b fastener or steel comp 303 fastener or steel comp 303 plus x fastener or steel comp 303se fastener or steel comp 303cu fastener or steel comp 303ma fastener or steel comp 303pb fastener or steel comp 304 fastener or steel comp 304l fastener
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:
Oxide
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:
Mil-c-13924 military specification single treatment response
MRC:
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.THSD
Thread Series Designator:
Unf
