| AATB |
WIDTH BETWEEN FLATS |
0.500 INCHES MAXIMUM |
| MATT |
MATERIAL |
STEEL COMP 4130 OVERALL |
| AATN |
SHOULDER DIAMETER |
0.3114 INCHES MINIMUM FIRST SHOULDER AND 0.3119 INCHES MAXIMUM FIRST SHOULDER |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| AAJD |
THREAD CLASS |
3A |
| CWYB |
SHOULDER SHAPE |
ROUND FIRST SHOULDER |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| CMLP |
THREAD QUANTITY PER INCH |
28 |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| CRZS |
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER |
1.137 INCHES MAXIMUM FIRST HOLE |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AATX |
SHOULDER LENGTH |
0.972 INCHES MAXIMUM FIRST SHOULDER |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| AASA |
THREAD LENGTH |
0.297 INCHES MAXIMUM |
| CQBC |
MINIMUM TENSILE STRENGTH |
125000 POUNDS PER SQUARE INCH |
| AASK |
HEAD STYLE |
HEXAGON |
| AASB |
FASTENER LENGTH |
1.347 INCHES NOMINAL |
| AASU |
HEAD HEIGHT |
0.156 INCHES MAXIMUM |
| AAWB |
SHANK UNTHREADED HOLE DIAMETER |
0.076 INCHES MAXIMUM FIRST HOLE |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL |