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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 0.402 inches and 0.407 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:
3.440 inches
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.AASK
Head Style:
Round
MRC:
The length of a straight line which passes through the center of a circular head,and terminates at the circumference.AASL
Head Diameter:
0.625 inches
MRC:
A measurement from the bottom to the top of the head,in distinction from depth.AASU
Head Height:
Between 0.180 inches and 0.210 inches
MRC:
The length of a straight line which passes through the center of the shoulder and terminates at the circumference.AATN
Shoulder Diameter:
0.3738 inches first shoulder and 0.3742 inches first shoulder
MRC:
The length of the enlarged portion of the shank on the item,in distinction from width or diameter.AATX
Shoulder Length:
3.033 inches first shoulder and 3.038 inches first shoulder
MRC:
The length of a straight line which passes through the center of the shank unthreaded hole,and terminates at the inside circumference.AAWB
Shank Unthreaded Hole Diameter:
0.075 inches first hole and 0.080 inches first hole
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the internal drive.ABQZ
Internal Drive Style:
Slot
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:
0.250 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):
28
MRC:
The maximum rated load in tension applied in a longitudinal direction,per unit of cross-sectional area,that the material can withstand without rupture.CQBC
Min. Tensile Strength (psi):
125000 pounds per square inch
MRC:
The master requirement codes of those requirements which are technically critical by reason of tolerance,fit,performance,or other characteristics which affect identification of the item.CRTL
Criticality Code Justification:
Aatn
MRC:
The distance from the shank hole centerline to the largest bearing surface of the head.CRZS
Distance From Head Largest Bearing Surface To Shank Hole Center:
1.492 inches first hole and 1.502 inches first hole
MRC:
The physical configuration of the unthreaded portion of a body adjacent to the head which is larger than the diameter of the shank.CWYB
Shoulder Shape:
Round first shoulder
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel comp 4140
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-5626, cond c-4 military 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:
Unf
