Part Number 4381

Headless Shoulder Pin

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Part Number
DEMIL
Shelf Life
UOM
NIIN
Part:
4381
Demil:
No
Shelf Life:
UOM:
NIIN:
011367505

Part Information
0.375 in. W square end

NSN
National Stock Number:
5315-01-136-7505 5315011367505
TXT
Description:
Headless Shoulder Pin
INC
INC
Item Name Code:
16749
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the first end.AAGZ
First End Style:
Square
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:
0.388 inches
MRC:
A measurement of the longest dimension of the shank,in distinction from width.AATR
Shank Length:
0.250 inches
MRC:
The length of a straight line which passes through the center of a shoulder,and terminates at the circumference.AAVH
Shoulder Diameter:
0.844 inches
MRC:
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.ABHP
Overall Length:
2.935 inches
MRC:
None.ABPA
Undercut Diameter:
0.625 inches
MRC:
None.ABPC
Undercut Width:
Between 0.062 inches and 0.078 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 ii
MRC:
The style designation indicating the configuration that most nearly corresponds to the arrangement of the holes.ABRB
Hole Arrangement Style:
One end drilled
MRC:
None.ABRC
First Hole Diameter:
0.040 inches
MRC:
None.ABRE
Distance From Centerline Of Hole To End Of Pin:
0.125 inches
MRC:
Indicates whether or not the second end is identical to the first end.CQBB
Second End Relationship With First End:
Identical
MRC:
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.CQFM
Hardness Rating:
58.0 rockwell c
MRC:
A designation that is used for the purpose of general identification of the thread.CQJX
Thread Size:
0.688 inches
MRC:
None.CQTR
Second Shank Diameter:
0.343 inches
MRC:
Indicates the location of the first end.CRDY
First End Location:
Both ends
MRC:
Designates the specific surface roughness rating,representing the arithmetic average deviation of the surface from the meanline in profile.CSYM
Surface Finish:
20.0 microinches shoulder end
MRC:
None.CWAS
Second Shank Length:
1.860 inches
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel comp 440c
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-763 federal specification single material 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:
Unef

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