| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL OR ZINC OVERALL |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| AAJD |
THREAD CLASS |
3A |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| CMLP |
THREAD QUANTITY PER INCH |
28 |
| ABQZ |
INTERNAL DRIVE STYLE |
CROSS RECESS TYPE 1 |
| AAUM |
LOCKING FEATURE |
PELLET THREADS |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416 FED SPEC 1ST TREATMENT RESPONSE OVERALL OR QQ-Z-325 FED SPEC 2ND TREATMENT RESPONSE OVERALL |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| AASK |
HEAD STYLE |
ROUND EXTENDED WASHER |
| CQBC |
MINIMUM TENSILE STRENGTH |
125000 POUNDS PER SQUARE INCH |
| MATT |
MATERIAL |
STEEL COMP 2330 OVERALL |
| AASA |
THREAD LENGTH |
0.313 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| AATC |
EXTENDED WASHER DIAMETER |
0.500 INCHES NOMINAL |
| AASU |
HEAD HEIGHT |
0.096 INCHES MINIMUM AND 0.106 INCHES MAXIMUM |
| AATD |
EXTENDED WASHER THICKNESS |
0.028 INCHES MINIMUM AND 0.033 INCHES MAXIMUM |
| AASB |
FASTENER LENGTH |
0.344 INCHES MINIMUM AND 0.406 INCHES MAXIMUM |
| AASL |
HEAD DIAMETER |
0.437 INCHES NOMINAL |