| MRC |
Requirement Statement |
Characteristics |
| AATF |
DISTANCE FROM CENTER OF HEAD TO CENTER OF SHANK |
0.156 INCHES NOMINAL |
| CRZS |
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER |
1.094 INCHES NOMINAL FIRST HOLE |
| AASB |
FASTENER LENGTH |
1.250 INCHES NOMINAL |
| CQFM |
HARDNESS RATING |
269.0 BRINELL STANDARD MINIMUM OVERALL AND 307.0 BRINELL STANDARD MAXIMUM OVERALL |
| AASU |
HEAD HEIGHT |
0.312 INCHES NOMINAL |
| AASL |
HEAD DIAMETER |
0.776 INCHES MINIMUM AND 0.786 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
PAN NO. 2 |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
SAE ASSN STD ALL MATERIAL RESPONSES OVERALL |
| MATT |
MATERIAL |
STEEL COMP 3140 OVERALL OR STEEL COMP 4140 OVERALL |
| CQBC |
MINIMUM TENSILE STRENGTH |
135000 POUNDS PER SQUARE INCH |
| CQHQ |
MINIMUM YIELD STRENGTH |
11000 POUNDS PER SQUARE INCH |
| AHYM |
NOMINAL THREAD DIAMETER |
0.562 INCHES |
| CFSG |
NONSTANDARD THREAD PITCH DIAMETER |
+0.5234/+0.5625 INCHES |
| ABQZ |
INTERNAL DRIVE STYLE |
W/O INTERNAL DRIVE |
| AAWB |
SHANK UNTHREADED HOLE DIAMETER |
0.141 INCHES MINIMUM FIRST HOLE |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| CMLP |
THREAD QUANTITY PER INCH |
18 |
