| AATB |
WIDTH BETWEEN FLATS |
0.400 INCHES NOMINAL |
| MATT |
MATERIAL |
STEEL COMP 630 OVERALL |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| AATN |
SHOULDER DIAMETER |
0.3121 INCHES MINIMUM FIRST SHOULDER AND 0.3123 INCHES MAXIMUM FIRST SHOULDER |
| AAJD |
THREAD CLASS |
3A |
| CWYB |
SHOULDER SHAPE |
ROUND FIRST SHOULDER |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| CMLP |
THREAD QUANTITY PER INCH |
28 |
| AASU |
HEAD HEIGHT |
0.090 INCHES NOMINAL |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| FEAT |
SPECIAL FEATURES |
UNTHREADED PORTION OF SHANK BETWEEN SHOULDER AND THREAD 0.2496 IN. MIN TO 0.2498 IN. MAX DIA BY 0.171 IN. LONG |
| AASA |
THREAD LENGTH |
0.355 INCHES MINIMUM |
| AAWB |
SHANK UNTHREADED HOLE DIAMETER |
0.072 INCHES MINIMUM FIRST HOLE AND 0.077 INCHES MAXIMUM FIRST HOLE |
| AASB |
FASTENER LENGTH |
0.840 INCHES NOMINAL |
| AASK |
HEAD STYLE |
ROUND W/WRENCH FLATS CHAMFERED |
| AATX |
SHOULDER LENGTH |
0.314 INCHES MINIMUM FIRST SHOULDER AND 0.324 INCHES MAXIMUM FIRST SHOULDER |
| CRZS |
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER |
0.740 INCHES NOMINAL FIRST HOLE |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-35 TYPE 2 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SFTT |
SURFACE TREATMENT |
PASSIVATE OVERALL |
| AASL |
HEAD DIAMETER |
0.526 INCHES MINIMUM AND 0.536 INCHES MAXIMUM |