| MRC |
Requirement Statement |
Characteristics |
| AATC |
EXTENDED WASHER DIAMETER |
0.720 INCHES MINIMUM AND 0.780 INCHES MAXIMUM |
| AATD |
EXTENDED WASHER THICKNESS |
0.035 INCHES MINIMUM AND 0.065 INCHES MAXIMUM |
| AASB |
FASTENER LENGTH |
1.500 INCHES NOMINAL |
| AASU |
HEAD HEIGHT |
0.270 INCHES MINIMUM AND 0.295 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
HEXAGON EXTENDED WASHER |
| MATT |
MATERIAL |
STEEL OVERALL |
| CQBC |
MINIMUM TENSILE STRENGTH |
160000 POUNDS PER SQUARE INCH |
| AHYM |
NOMINAL THREAD DIAMETER |
0.375 INCHES |
| FEAT |
SPECIAL FEATURES |
TWO SLOTS 180 DEGREES APART, 0.090 IN. NOM DEEP, 0.120 IN. NOM WIDE, 0.750 INM MOM LG FROM END OPPOSITE THE HEAD |
| AATB |
WIDTH BETWEEN FLATS |
0.552 INCHES MINIMUM AND 0.562 INCHES MAXIMUM |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
ASTM B633, SC 2, TYPE 1 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SFTT |
SURFACE TREATMENT |
ZINC OVERALL |
| AAJD |
THREAD CLASS |
2A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
0.750 INCHES NOMINAL |
| CMLP |
THREAD QUANTITY PER INCH |
16 |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
