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Navy special project
MRC:
The minimum and maximum pitch diameter limits of a straight screw thread.AAJE
Thread Pitch Diameters:
+3.2994/+3.3050 inches
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:
4.053 inches nut and 4.073 inches nut
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 3.890 inches and 3.910 inches
Drive Point Depth:
0.181 inches
Nut Diameter:
Between 4.293 inches and 4.313 inches
MRC:
A measurement between the opposite flat surfaces of the nut,in distinction from length or width.ADBG
Nut Thickness:
Between 0.563 inches and 0.583 inches
Drive Point Width:
Between 0.180 inches and 0.200 inches
MRC:
The measurement of the enlarged portion adjacent to the threaded portion of a nut,in distinction from height.ADFK
Nut Counterbore Depth:
0.193 inches nut and 0.208 inches nut
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):
16
MRC:
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.CQFM
Hardness Rating:
Between 32.0 rockwell c and 36.0 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:
118.0 degrees both ends and 122.0 degrees both ends
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel comp 4130 or steel comp 4340
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-t-6736 military specification 1st material response or mil-s-6758 military specification 1st material response or ams 6415 assn standard 2nd 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:
Phosphate zinc
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:
Dod-p-16232, ty z, cl 4 military specification single treatment response
