| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
1.125 INCHES |
| AATB |
WIDTH BETWEEN FLATS |
1.850 INCHES MINIMUM AND 1.910 INCHES MAXIMUM |
| AASU |
HEAD HEIGHT |
0.609 INCHES MINIMUM AND 0.641 INCHES MAXIMUM |
| AAWB |
SHANK UNTHREADED HOLE DIAMETER |
0.131 INCHES MINIMUM FIRST HOLE AND 0.157 INCHES MAXIMUM FIRST HOLE |
| CRZS |
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER |
4.620 INCHES MINIMUM FIRST HOLE AND 4.652 INCHES MAXIMUM FIRST HOLE |
| AAJD |
THREAD CLASS |
3A |
| CWYB |
SHOULDER SHAPE |
ROUND FIRST SHOULDER |
| AATX |
SHOULDER LENGTH |
3.844 INCHES MINIMUM FIRST SHOULDER AND 3.891 INCHES MAXIMUM FIRST SHOULDER |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
0.841 INCHES MINIMUM AND 0.861 INCHES MAXIMUM |
| CQBC |
MINIMUM TENSILE STRENGTH |
220000 POUNDS PER SQUARE INCH |
| AATN |
SHOULDER DIAMETER |
1.4355 INCHES MINIMUM FIRST SHOULDER AND 1.4365 INCHES MAXIMUM FIRST SHOULDER |
| MATT |
MATERIAL |
STEEL OVERALL |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| AASK |
HEAD STYLE |
HEXAGON |
| CMLP |
THREAD QUANTITY PER INCH |
12 |
| FEAT |
SPECIAL FEATURES |
THD RELIEF 0.125 IN. W |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL |
| AASB |
FASTENER LENGTH |
4.820 INCHES MINIMUM AND 4.867 INCHES MAXIMUM |