| CSYM |
SURFACE FINISH |
32.0 MICROINCHES GRIP |
| CQBC |
MINIMUM TENSILE STRENGTH |
180000 POUNDS PER SQUARE INCH |
| AASB |
FASTENER LENGTH |
1.908 INCHES MINIMUM AND 1.923 INCHES MAXIMUM |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| CSYM |
SURFACE FINISH |
32.0 MICROINCHES BEARING SURFACE OF HEAD |
| AAZH |
HEAD MINOR DIAMETER |
0.235 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| AAJD |
THREAD CLASS |
3A |
| AASA |
THREAD LENGTH |
0.460 INCHES MINIMUM AND 0.485 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
SPLINE EXTENDED WASHER |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| CMLP |
THREAD QUANTITY PER INCH |
28 |
| MATT |
MATERIAL |
STEEL COMP 8740 OVERALL OR STEEL COMP E4340 OVERALL OR STEEL COMP 4140 OVERALL OR STEEL COMP 6150 OVERALL |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AATD |
EXTENDED WASHER THICKNESS |
0.026 INCHES MINIMUM AND 0.046 INCHES MAXIMUM |
| AAUR |
GRIP DIAMETER |
0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM |
| CQFM |
HARDNESS RATING |
39.0 ROCKWELL C MINIMUM OVERALL AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416,TY2 CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| ANEE |
GRIP LENGTH |
1.438 INCHES MINIMUM AND 1.448 INCHES MAXIMUM |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL AND CHROMATE OVERALL |
| AASU |
HEAD HEIGHT |
0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM |
| AATC |
EXTENDED WASHER DIAMETER |
0.460 INCHES MINIMUM AND 0.470 INCHES MAXIMUM |