| AATB |
WIDTH BETWEEN FLATS |
0.429 INCHES MINIMUM AND 0.439 INCHES MAXIMUM |
| CXCY |
PART NAME ASSIGNED BY CONTROLLING AGENCY |
BOLT HEX HEAD CLOSE TOLERANCE A286 CRES LONG THREADS SELF LOCKING AND NON LOCKING |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| AASB |
FASTENER LENGTH |
1.722 INCHES MINIMUM AND 1.752 INCHES MAXIMUM |
| CQBC |
MINIMUM TENSILE STRENGTH |
160000 POUNDS PER SQUARE INCH |
| AAJD |
THREAD CLASS |
3A |
| AASU |
HEAD HEIGHT |
0.125 INCHES MINIMUM AND 0.140 INCHES MAXIMUM |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| CMLP |
THREAD QUANTITY PER INCH |
28 |
| AAUR |
GRIP DIAMETER |
0.249 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| CRZS |
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER |
1.357 INCHES MINIMUM FIRST HOLE AND 1.387 INCHES MAXIMUM FIRST HOLE |
| MATT |
MATERIAL |
IRON ALLOY 660 OVERALL |
| AASA |
THREAD LENGTH |
0.425 INCHES NOMINAL |
| AASK |
HEAD STYLE |
DISHED HEXAGON |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL AND CHROMATE OVERALL |
| ANEE |
GRIP LENGTH |
1.302 INCHES MINIMUM AND 1.322 INCHES MAXIMUM |
| AAWB |
SHANK UNTHREADED HOLE DIAMETER |
0.076 INCHES MINIMUM FIRST HOLE AND 0.086 INCHES MAXIMUM FIRST HOLE |