TXT
묘사:
Externally Relieved Body Bolt
MRC:
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.AAJD
Thread Class:
3a
MRC:
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.AASA
Thread Length:
Between 0.270 inches and 0.280 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 1.770 inches and 1.810 inches
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.AASK
Head Style:
Round w/wrench flats
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:
0.160 inches
Width Between Flats:
Between 0.490 inches and 0.500 inches
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:
0.076 inches first hole
First Diameter From Head:
0.250 inches
Second Diameter From Head:
Between 0.3116 inches and 0.3118 inches
Third Diameter From Head:
Between 0.192 inches and 0.197 inches
Distance From Largest Bearing Surface Of Head To End Of First Diameter:
0.060 inches
Distance From Largest Bearing Surface Of Head To End Of Second Diameter:
Between 1.420 inches and 1.430 inches
Distance From Largest Bearing Surface Of Head To End Of Third Diameter:
Between 1.500 inches and 1.510 inches
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):
180000 pounds per square inch
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:
1.665 inches first hole
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
