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Navy special project
MRC:
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.AAJD
Thread Class:
3a
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:
Between 0.122 inches and 0.132 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:
Between 0.172 inches and 0.188 inches
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.AASK
Head Style:
Headless (setscrew)
MRC:
The length of a straight line which passes through the center of the smallest cross section of a spline,and terminates at the circumference.AAUH
Spline Minor Diameter:
Between 0.037 inches and 0.038 inches
MRC:
The length of a straight line which passes through the center of the largest cross section of a spline,and terminates at the circumference.AAUJ
Spline Major Diameter:
Between 0.049 inches and 0.050 inches
Spline Width:
Between 0.016 inches and 0.017 inches
MRC:
A measurement of the longest dimension of the point,in distinction from width.AAUY
Point Length:
0.050 inches
MRC:
The length of a straight line which passes through the center of a circular point,and terminates at the circumference.AAVA
Point Diameter:
Between 0.044 inches and 0.049 inches
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the point.ABQJ
Point Style:
Dog
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the internal drive.ABQZ
Internal Drive Style:
Four spline
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:
0.086 inches
MRC:
The shortest straight line between flats,perpendicular to the height.ASDB
Width Across Flats:
Between 0.016 inches and 0.017 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):
56
MRC:
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.CQFM
Hardness Rating:
45.0 rockwell c
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel comp 4037 or steel comp 4137 or steel comp 8630h or steel comp 8740
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
