| CQHQ |
MINIMUM YIELD STRENGTH |
140000 POUNDS PER SQUARE INCH |
| AASL |
HEAD DIAMETER |
0.429 INCHES MINIMUM AND 0.437 INCHES MAXIMUM |
| AASU |
HEAD HEIGHT |
0.306 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |
| ASDB |
WIDTH ACROSS FLATS |
0.218 INCHES MINIMUM AND 0.220 INCHES MAXIMUM |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
QQ-S-624 FED SPEC 6TH MATERIAL RESPONSE OVERALL OR QQ-S-624 FED SPEC 8TH MATERIAL RESPONSE OVERALL OR QQ-S-624 FED SPEC 2ND MATERIAL RESPONSE OVERALL OR QQ-S-624 FED SPEC 1ST MATERIAL RESPONSE OVERALL OR QQ-S-624 FED SPEC 3RD MATERIAL RESPONSE OVERALL OR QQ-S-624 FED SPEC 7TH MATERIAL RESPONSE OVERALL OR QQ-S-624 FED SPEC 5TH MATERIAL RESPONSE OVERALL OR QQ-S-624 FED SPEC 4TH MATERIAL RESPONSE OVERALL OR QQ-S-624,FS9440 FED SPEC 9TH MATERIAL RESPONSE OVERALL |
| CMLP |
THREAD QUANTITY PER INCH |
18 |
| AAJD |
THREAD CLASS |
3A |
| MATT |
MATERIAL |
STEEL COMP 8630 OVERALL OR STEEL COMP 4340 OVERALL OR STEEL COMP 4140 OVERALL OR STEEL COMP 8740 OVERALL OR STEEL COMP 4137 OVERALL OR STEEL COMP 3135 OVERALL OR STEEL COMP 4037 OVERALL OR STEEL COMP 2340 OVERALL OR STEEL OVERALL |
| ZZZT |
NONDEFINITIVE SPEC/STD DATA |
1 TYPE AND 11 STYLE |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASK |
HEAD STYLE |
FLAT CHAMFER |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
| CQFM |
HARDNESS RATING |
36.0 ROCKWELL C MINIMUM OVERALL AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| SFTT |
SURFACE TREATMENT |
PHOSPHATE OVERALL |
| ABQZ |
INTERNAL DRIVE STYLE |
HEXAGON |
| AASA |
THREAD LENGTH |
1.250 INCHES NOMINAL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.312 INCHES |
| AASB |
FASTENER LENGTH |
1.250 INCHES NOMINAL |