| AASU |
HEAD HEIGHT |
0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| AAJD |
THREAD CLASS |
3A |
| CWYB |
SHOULDER SHAPE |
ROUND FIRST SHOULDER |
| AATN |
SHOULDER DIAMETER |
0.3090 INCHES MINIMUM FIRST SHOULDER AND 0.3120 INCHES MAXIMUM FIRST SHOULDER |
| AASA |
THREAD LENGTH |
0.362 INCHES MINIMUM AND 0.448 INCHES MAXIMUM |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| CMLP |
THREAD QUANTITY PER INCH |
28 |
| AASB |
FASTENER LENGTH |
0.703 INCHES MINIMUM AND 0.743 INCHES MAXIMUM |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| MATT |
MATERIAL |
STEEL COMP 4140 OVERALL OR STEEL COMP 8630 OVERALL OR STEEL COMP 8735 OVERALL OR STEEL COMP 8740 OVERALL OR STEEL COMP 4130 OVERALL OR STEEL COMP 4037 OVERALL |
| CQBC |
MINIMUM TENSILE STRENGTH |
125000 POUNDS PER SQUARE INCH |
| AASK |
HEAD STYLE |
HEXAGON |
| AATB |
WIDTH BETWEEN FLATS |
0.490 INCHES MINIMUM AND 0.502 INCHES MAXIMUM |
| AATX |
SHOULDER LENGTH |
0.260 INCHES MINIMUM FIRST SHOULDER AND 0.270 INCHES MAXIMUM FIRST SHOULDER |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL AND CHROMATE OVERALL |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416,TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| CQFM |
HARDNESS RATING |
26.0 ROCKWELL C MINIMUM OVERALL AND 32.0 ROCKWELL C MAXIMUM OVERALL |