| AATX |
SHOULDER LENGTH |
0.615 INCHES MINIMUM FIRST SHOULDER AND 0.625 INCHES MAXIMUM FIRST SHOULDER |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-C-320,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AAJD |
THREAD CLASS |
3A |
| AASU |
HEAD HEIGHT |
0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM |
| CWYB |
SHOULDER SHAPE |
ROUND FIRST SHOULDER |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| CMLP |
THREAD QUANTITY PER INCH |
28 |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| SFTT |
SURFACE TREATMENT |
CHROMIUM OVERALL AND PASSIVATE OVERALL |
| MATT |
MATERIAL |
STEEL COMP 416 OVERALL |
| AASA |
THREAD LENGTH |
0.320 INCHES MINIMUM AND 0.330 INCHES MAXIMUM |
| FEAT |
SPECIAL FEATURES |
0.052 IN. MIN. 0.053 IN. MAX. DIA. OF HOLE,0.100 IN DEEP,0.075 IN. MIN 0.086 IN. MAX LG FROM LARGEST BEARING SURFACE TO CENTER OF HOLE |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| AASK |
HEAD STYLE |
HEXAGON |
| AASB |
FASTENER LENGTH |
1.015 INCHES NOMINAL |
| AATN |
SHOULDER DIAMETER |
0.2829 INCHES MINIMUM FIRST SHOULDER AND 0.2831 INCHES MAXIMUM FIRST SHOULDER |
| CRZS |
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER |
0.844 INCHES NOMINAL FIRST HOLE |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| CQFM |
HARDNESS RATING |
24.0 ROCKWELL C MINIMUM OVERALL AND 25.0 ROCKWELL C MAXIMUM OVERALL |
| AAWB |
SHANK UNTHREADED HOLE DIAMETER |
0.076 INCHES MINIMUM FIRST HOLE AND 0.086 INCHES MAXIMUM FIRST HOLE |
| AATB |
WIDTH BETWEEN FLATS |
0.437 INCHES NOMINAL |