| AAWB |
SHANK UNTHREADED HOLE DIAMETER |
0.070 INCHES NOMINAL FIRST HOLE |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
MIL-S-5626 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATT |
MATERIAL |
STEEL COMP 4140 OVERALL |
| CRZS |
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER |
2.080 INCHES NOMINAL FIRST HOLE |
| CQFM |
HARDNESS RATING |
33.0 ROCKWELL C MINIMUM OVERALL AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| AAJD |
THREAD CLASS |
3A |
| SFTT |
SURFACE TREATMENT |
CADMIUM HEAD |
| SFTT |
SURFACE TREATMENT |
CHROMIUM GRIP |
| CWYB |
SHOULDER SHAPE |
ROUND FIRST SHOULDER |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| AATB |
WIDTH BETWEEN FLATS |
0.500 INCHES NOMINAL |
| CMLP |
THREAD QUANTITY PER INCH |
28 |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASB |
FASTENER LENGTH |
2.170 INCHES MINIMUM AND 2.230 INCHES MAXIMUM |
| SFTT |
SURFACE TREATMENT |
CADMIUM THREADS |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| AATX |
SHOULDER LENGTH |
1.860 INCHES NOMINAL FIRST SHOULDER |
| AASA |
THREAD LENGTH |
0.310 INCHES MINIMUM AND 0.370 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
HEXAGON |
| CQBC |
MINIMUM TENSILE STRENGTH |
150000 POUNDS PER SQUARE INCH |
| AASU |
HEAD HEIGHT |
0.120 INCHES NOMINAL |
| AATN |
SHOULDER DIAMETER |
0.3116 INCHES MINIMUM FIRST SHOULDER AND 0.3118 INCHES MAXIMUM FIRST SHOULDER |