| FEAT |
SPECIAL FEATURES |
UNDERCUT BELOW HEAD 0.010 IN DEEP BY 1/16 W; UNDERCUT BELOW SHOULDER 0.906 IN DIA BY 1/8 IN. W; CHAMFER THD END 1/16 IN. BY 45 DEG |
| AASU |
HEAD HEIGHT |
0.750 INCHES NOMINAL |
| CWYB |
SHOULDER SHAPE |
ROUND FIRST SHOULDER |
| AATB |
WIDTH BETWEEN FLATS |
1.438 INCHES NOMINAL |
| AASA |
THREAD LENGTH |
1.251 INCHES MINIMUM |
| THSD |
THREAD SERIES DESIGNATOR |
UNS |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| CQFM |
HARDNESS RATING |
28.0 ROCKWELL C MINIMUM OVERALL AND 35.0 ROCKWELL C MAXIMUM OVERALL |
| CMLP |
THREAD QUANTITY PER INCH |
14 |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
QQ-S-624 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| AAJD |
THREAD CLASS |
2A |
| AASK |
HEAD STYLE |
HEXAGON |
| AATX |
SHOULDER LENGTH |
1.875 INCHES NOMINAL FIRST SHOULDER |
| AATN |
SHOULDER DIAMETER |
1.249 INCHES MINIMUM FIRST SHOULDER AND 1.250 INCHES MAXIMUM FIRST SHOULDER |
| AASB |
FASTENER LENGTH |
3.250 INCHES NOMINAL |
| AHYM |
NOMINAL THREAD DIAMETER |
1.000 INCHES |
| MATT |
MATERIAL |
STEEL COMP 4140 OVERALL OR STEEL COMP 8640 OVERALL OR STEEL COMP 8740 OVERALL |