| MRC |
Requirement Statement |
Characteristics |
| AATC |
EXTENDED WASHER DIAMETER |
13.6 MILLIMETERS MAXIMUM |
| AATD |
EXTENDED WASHER THICKNESS |
1.1 MILLIMETERS MINIMUM |
| CQWR |
EXTERNAL THREAD TOLERANCE CLASS |
6G |
| AASB |
FASTENER LENGTH |
49.4 MILLIMETERS MINIMUM AND 50.6 MILLIMETERS MAXIMUM |
| AASU |
HEAD HEIGHT |
6.8 MILLIMETERS MAXIMUM |
| AASK |
HEAD STYLE |
HEXAGON EXTENDED WASHER |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
SAE J1199 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR ASTM F568 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATT |
MATERIAL |
STEEL PROPERTY CLASS 10.9 OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
6.0 MILLIMETERS |
| AATB |
WIDTH BETWEEN FLATS |
7.64 MILLIMETERS MINIMUM AND 8.00 MILLIMETERS MAXIMUM |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
ASTM B633 TY 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SFTT |
SURFACE TREATMENT |
ZINC OVERALL AND CHROMATE OVERALL |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
18.0 MILLIMETERS NOMINAL |
| CQQR |
THREAD PITCH IN MILLIMETERS |
1 |
| THSD |
THREAD SERIES DESIGNATOR |
M |
