| MRC |
Requirement Statement |
Characteristics |
| AASB |
FASTENER LENGTH |
0.970 INCHES MINIMUM AND 1.020 INCHES MAXIMUM |
| AASU |
HEAD HEIGHT |
0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
HEXAGON |
| MATT |
MATERIAL |
STEEL COMP 4140 OVERALL AND STEEL COMP 4142 OVERALL AND STEEL COMP 4145 OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.500 INCHES |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
ASTM A-193, GRADE B7 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| AATB |
WIDTH BETWEEN FLATS |
0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |
| CSYM |
SURFACE FINISH |
250.0 MICROINCHES POINT |
| CSYM |
SURFACE FINISH |
250.0 MICROINCHES SIDES OF HEAD |
| AAJD |
THREAD CLASS |
2A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| CMLP |
THREAD QUANTITY PER INCH |
13 |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
