| AASL |
HEAD DIAMETER |
0.880 INCHES NOMINAL |
| AAWH |
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER |
0.730 INCHES MINIMUM AND 0.740 INCHES MAXIMUM |
| AAWD |
SECOND DIAMETER FROM HEAD |
0.360 INCHES NOMINAL |
| AASA |
THREAD LENGTH |
0.560 INCHES MINIMUM AND 0.580 INCHES MAXIMUM |
| AAJD |
THREAD CLASS |
3A |
| TEST |
TEST DATA DOCUMENT |
81343-AMS 2640 SPECIFICATION |
| FEAT |
SPECIAL FEATURES |
OUTER EDGE OF ONE WRENCH FLAT CHAMFERED 45 DEG TO A DEPTH OF 0.340 IN. MIN,0.360 IN. MAX |
| CRTL |
CRITICALITY CODE JUSTIFICATION |
AAWC |
| AASB |
FASTENER LENGTH |
1.640 INCHES MINIMUM AND 1.650 INCHES MAXIMUM |
| CQFM |
HARDNESS RATING |
32.0 ROCKWELL C MINIMUM OVERALL AND 36.0 ROCKWELL C MAXIMUM OVERALL |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| CSNG |
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY |
2 |
| MATT |
MATERIAL |
STEEL COMP 8740 OVERALL |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| AAWJ |
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER |
1.100 INCHES MINIMUM AND 1.110 INCHES MAXIMUM |
| AHYM |
NOMINAL THREAD DIAMETER |
0.438 INCHES |
| AAWC |
FIRST DIAMETER FROM HEAD |
0.5145 INCHES MINIMUM AND 0.5200 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
ROUND W/WRENCH FLATS CHAMFERED |
| AATB |
WIDTH BETWEEN FLATS |
0.530 INCHES NOMINAL |
| CMLP |
THREAD QUANTITY PER INCH |
20 |
| AASU |
HEAD HEIGHT |
0.450 INCHES MINIMUM AND 0.460 INCHES MAXIMUM |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL |