| MRC |
Requirement Statement |
Characteristics |
| CQFM |
HARDNESS RATING |
36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| ABQZ |
INTERNAL DRIVE STYLE |
CROSS RECESS TYPE 1 |
| CWYB |
SHOULDER SHAPE |
ROUND FIRST SHOULDER |
| MATT |
MATERIAL |
STEEL COMP E4340 OR STEEL COMP 4340 OR STEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 8735 OR STEEL COMP 6150 OR STEEL COMP 4130 OVERALL |
| AASA |
THREAD LENGTH |
0.646 INCHES MINIMUM AND 0.696 INCHES MAXIMUM |
| SFTT |
SURFACE TREATMENT |
CADMIUM AND CHROMATE OVERALL |
| AASB |
FASTENER LENGTH |
2.328 INCHES MINIMUM AND 2.358 INCHES MAXIMUM |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| AASL |
HEAD DIAMETER |
0.578 INCHES MINIMUM AND 0.633 INCHES MAXIMUM |
| AHYM |
NOMINAL THREAD DIAMETER |
0.312 INCHES |
| ZZZK |
SPECIFICATION/STANDARD DATA |
80205-NAS1705 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| AAJD |
THREAD CLASS |
3A |
| AASK |
HEAD STYLE |
FLAT COUNTERSUNK |
| CQBC |
MINIMUM TENSILE STRENGTH |
160000 POUNDS PER SQUARE INCH |
| CRSQ |
COUNTERSINK ANGLE |
99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| CMLP |
THREAD QUANTITY PER INCH |
24 |
| AATN |
SHOULDER DIAMETER |
0.327 INCHES MINIMUM AND 0.328 INCHES MAXIMUM FIRST SHOULDER |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AATX |
SHOULDER LENGTH |
1.662 INCHES MINIMUM AND 1.682 INCHES MAXIMUM FIRST SHOULDER |
