TXT
묘사:
Externally Relieved Body Screw
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 0.318 inches and 0.368 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 0.490 inches and 0.510 inches
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.AASK
Head Style:
Hexagon
MRC:
A measurement from the bottom to the top of the head,in distinction from depth.AASU
Head Height:
Between 0.080 inches and 0.095 inches
Width Between Flats:
Between 0.305 inches and 0.313 inches
First Diameter From Head:
Between 0.135 inches and 0.140 inches
Second Diameter From Head:
Between 0.215 inches and 0.220 inches
Third Diameter From Head:
Between 0.120 inches and 0.125 inches
Distance From Largest Bearing Surface Of Head To End Of First Diameter:
Between 0.040 inches and 0.045 inches
Distance From Largest Bearing Surface Of Head To End Of Second Diameter:
Between 0.112 inches and 0.122 inches
Distance From Largest Bearing Surface Of Head To End Of Third Diameter:
Between 0.142 inches and 0.172 inches
