| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| CQBC |
MINIMUM TENSILE STRENGTH |
160000 POUNDS PER SQUARE INCH |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416,TYII,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AAJD |
THREAD CLASS |
3A |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| CMLP |
THREAD QUANTITY PER INCH |
28 |
| MATT |
MATERIAL |
STEEL COMP E4340 OVERALL AND STEEL COMP 4140 OVERALL AND STEEL COMP 8740 OVERALL |
| AASB |
FASTENER LENGTH |
1.576 INCHES MINIMUM AND 1.606 INCHES MAXIMUM |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASK |
HEAD STYLE |
FLAT COUNTERSUNK |
| CRSQ |
COUNTERSINK ANGLE |
99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
MIL-S-5626 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL AND MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL AND MIL-S-6049 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| AAUR |
GRIP DIAMETER |
0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM |
| ANEE |
GRIP LENGTH |
1.178 INCHES MINIMUM AND 1.198 INCHES MAXIMUM |
| AASL |
HEAD DIAMETER |
0.464 INCHES MINIMUM AND 0.5066 INCHES MAXIMUM |
| ZZZK |
SPECIFICATION/STANDARD DATA |
80205-NAS1580 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| ABQZ |
INTERNAL DRIVE STYLE |
OFFSET CRUCIFORM (TORQUE SET) |
| AAWB |
SHANK UNTHREADED HOLE DIAMETER |
0.076 INCHES MINIMUM FIRST HOLE AND 0.086 INCHES MAXIMUM FIRST HOLE |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL |
| AASA |
THREAD LENGTH |
0.403 INCHES NOMINAL |
| CRZS |
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER |
1.450 INCHES MINIMUM FIRST HOLE AND 1.500 INCHES MAXIMUM FIRST HOLE |