| AAWB |
SHANK UNTHREADED HOLE DIAMETER |
0.065 INCHES MINIMUM FIRST HOLE AND 0.072 INCHES MAXIMUM FIRST HOLE |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| MATT |
MATERIAL |
STEEL CORROSION RESISTING OVERALL |
| AAJD |
THREAD CLASS |
3A |
| CWYB |
SHOULDER SHAPE |
ROUND FIRST SHOULDER |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| CMLP |
THREAD QUANTITY PER INCH |
28 |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AATN |
SHOULDER DIAMETER |
0.496 INCHES MINIMUM FIRST SHOULDER AND 0.497 INCHES MAXIMUM FIRST SHOULDER |
| CQFM |
HARDNESS RATING |
35.0 ROCKWELL C MINIMUM OVERALL AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| CRZS |
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER |
1.080 INCHES MINIMUM FIRST HOLE AND 1.100 INCHES MAXIMUM FIRST HOLE |
| AASB |
FASTENER LENGTH |
1.240 INCHES MINIMUM AND 1.260 INCHES MAXIMUM |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
AMS 5616 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| AATD |
EXTENDED WASHER THICKNESS |
0.040 INCHES MINIMUM AND 0.060 INCHES MAXIMUM |
| AASU |
HEAD HEIGHT |
0.150 INCHES MINIMUM AND 0.170 INCHES MAXIMUM |
| AATB |
WIDTH BETWEEN FLATS |
0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
HEXAGON EXTENDED WASHER |
| AASA |
THREAD LENGTH |
0.430 INCHES MINIMUM AND 0.470 INCHES MAXIMUM |
| AATX |
SHOULDER LENGTH |
0.202 INCHES MINIMUM FIRST SHOULDER AND 0.204 INCHES MAXIMUM FIRST SHOULDER |
| AATC |
EXTENDED WASHER DIAMETER |
0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM |