Part Number
DEMIL
Shelf Life
UOM
NIIN
NSN
National Stock Number:
TXT
Description:
Hexagon Plain 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:
The length of a straight line which passes through the center of a counterbored portion of a hole,and terminates at the circumference.AAWY
Counterbore Diameter:
1.849 inches nut and 1.859 inches nut
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the nut.ACTA
Nut Style:
Hexagon
Nut Height:
Between 0.422 inches and 0.453 inches
MRC:
The measurement of the enlarged portion adjacent to the threaded portion of a nut,in distinction from height.ADFK
Nut Counterbore Depth:
0.049 inches nut and 0.059 inches nut
MRC:
The shortest straight line between flats,perpendicular to the height.ASDB
Width Across Flats:
Between 1.922 inches and 1.954 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:
Un
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 designation that is used for the purpose of general identification of the thread.CQJX
Thread Size:
1.625 inches
MRC:
The included angle of the countersink.CRSQ
Countersink Angle:
100.0 degrees nut and 120.0 degrees nut
MRC:
Indicates the type of bearing surface.CRTM
Bearing Surface Type:
Chamfered
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel comp 1137 or steel comp 1141 or steel comp 4140 or 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:
Qq-s-637, comp 1137 federal specification 1st material response or qq-s-637, comp 1141 federal specification 2nd material response or mil-s-562 military specification 3rd material response or mil-s-6758 military specification 4th 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
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 single treatment response
