Part Number
DEMIL
Shelf Life
UOM
NIIN
NSN
National Stock Number:
TXT
Description:
Assembled Washer Screw
MRC:
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.AAJD
Thread Class:
2a
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:
0.406 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:
0.500 inches
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.AASK
Head Style:
Pan no. 2
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 0.256 inches and 0.270 inches
MRC:
A measurement from the bottom to the top of the head,in distinction from depth.AASU
Head Height:
Between 0.072 inches and 0.082 inches
MRC:
The number of washers included on the item.AAVW
Washer Quantity:
2
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 nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.AHYM
Thread Diameter:
0.138 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):
32
MRC:
An indication of whether or not the secondary is identical to the primary washer.CRGX
Secondary Washer Relationship To Primary Washer:
Not identical
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the secondary washer.CRYT
Secondary Washer Style:
Flat
Primary Washer Outside Diameter:
0.253 inches
Secondary Washer Outside Diameter:
Between 0.253 inches and 0.263 inches
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the primary washer.CTHW
Primary Washer Style:
Split helical ring
Primary Washer Material Thickness:
Between 0.031 inches and 0.037 inches
Secondary Washer Material Thickness:
Between 0.013 inches and 0.019 inches
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:
Qq-s-630 federal specification 1st material response or qq-s-631 federal specification 1st material response or qq-s-634 federal specification 1st material response or qq-s-633 federal specification 2nd material response or qq-s-633 federal specification 3rd material response or qq-s-633 federal specification 4th material response or qq-s-633 federal specification 5th material response or qq-s-633 federal specification 6th material response or qq-s-633 federal specification 7th material response or qq-s-633 federal specification 8th material response or qq-s-633 federal specification 9th material response or qq-s-633 federal specification 10th material response or qq-s-633 federal specification 11th material response or qq-s-633 federal specification 12th material response or qq-s-633 federal specification 13th material response or qq-s-633 federal specification 14th material response or qq-s-636, 1/2 hard federal specification 15th material response or mil-s-7952 military specification 16th material response or mil-s-7952 military specification 17th material response
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:
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:
Unc
