| MRC |
Requirement Statement |
Characteristics |
| CRTL |
CRITICALITY CODE JUSTIFICATION |
ZZZW |
| ZZZW |
DEPARTURE FROM CITED DOCUMENT |
MATERIAL WILL BE IN ACCORANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS |
| AASB |
FASTENER LENGTH |
1.750 INCHES NOMINAL |
| AASU |
HEAD HEIGHT |
0.378 INCHES MINIMUM AND 0.403 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
HEXAGON |
| MATT |
MATERIAL |
STEEL COMP 4140 OVERALL OR STEEL COMP 4142 OVERALL OR STEEL COMP 4145 OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.625 INCHES |
| ZZZT |
NONDEFINITIVE SPEC/STD DATA |
1 TYPE |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
ASTM A193 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| AATB |
WIDTH BETWEEN FLATS |
0.922 INCHES MINIMUM AND 0.938 INCHES MAXIMUM |
| SFTT |
SURFACE TREATMENT |
PHOSPHATE OVERALL |
| AAJD |
THREAD CLASS |
2A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
1.500 INCHES NOMINAL |
| CMLP |
THREAD QUANTITY PER INCH |
18 |
