Part Number
DEMIL
Shelf Life
UOM
NIIN
NSN
National Stock Number:
TXT
Description:
Round Self-locking Nut
MRC:
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.AAJD
Thread Class:
3b
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:
An element inserted into the fastener,or a design feature,that enables the fastener to effectively resist vibration and rotation.AAUM
Locking Feature:
Prevailing torque all metal design
MRC:
The length of a straight line which passes through the center of the small end,and terminates at the circumference.ABPH
Small End Diameter:
Between 3.788 inches and 3.793 inches
Drive Point Depth:
Between 0.050 inches and 0.060 inches
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the nut.ACTA
Nut Style:
Round
Nut Diameter:
Between 3.875 inches and 3.885 inches
MRC:
A measurement between the opposite flat surfaces of the nut,in distinction from length or width.ADBG
Nut Thickness:
Between 0.375 inches and 0.380 inches
Drive Point Width:
Between 0.375 inches and 0.385 inches
Undercut Thickness:
Between 0.100 inches and 0.105 inches
MRC:
A designation indicating the diameter-pitch combination and the number of threads per measurement scale applied to a series of diameters.BZRR
Thread Series:
Uns
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):
12
MRC:
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.CQFM
Hardness Rating:
Between 26.0 rockwell c and 33.0 rockwell c
MRC:
A designation that is used for the purpose of general identification of the thread.CQJX
Thread Size:
3.340 inches
MRC:
The included angle of the countersink.CRSQ
Countersink Angle:
90.0 degrees nut
MRC:
Designates the specific roughness rating of the bearing surface,representing the arithmetic average deviation of the surface from the meanline in profile.CSXL
Bearing Surface Finish:
125.0 microinches
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel comp 4130
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:
Mil-s-6758, cond d military specification single 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 2 federal specification single treatment response
MRC:
The document designator of the specification or standard which established the item of supply.ZZZK
Specification Data:
80205-nas1493 professional/industrial association standard
