| MRC |
Requirement Statement |
Characteristics |
| CRZS |
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER |
3.876 INCHES NOMINAL FIRST HOLE |
| ZZZW |
DEPARTURE FROM CITED DOCUMENT |
THREAD T PER MIL-S-7742 EXCEPT MAJOR DIA IS NOT TO EXCEED MAX ALLOW SHANK BOLT DIA |
| AASB |
FASTENER LENGTH |
4.021 INCHES MINIMUM AND 4.041 INCHES MAXIMUM |
| AAVZ |
GROOVE DIAMETER |
0.136 INCHES MINIMUM AND 0.146 INCHES MAXIMUM |
| AASL |
HEAD DIAMETER |
0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM |
| AASU |
HEAD HEIGHT |
0.084 INCHES MINIMUM AND 0.104 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
BUTTON |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
MIL-B-6812 MIL SPEC ALL MATERIAL RESPONSES OVERALL |
| MATT |
MATERIAL |
STEEL COMP 4037 OVERALL OR STEEL COMP 4130 OVERALL OR STEEL COMP 8630 OVERALL OR STEEL COMP 8735 OVERALL OR STEEL COMP 8740 OVERALL OR STEEL COMP 4140 OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.190 INCHES |
| ABQZ |
INTERNAL DRIVE STYLE |
SLOT |
| AAWB |
SHANK UNTHREADED HOLE DIAMETER |
0.070 INCHES MINIMUM FIRST HOLE AND 0.080 INCHES MAXIMUM FIRST HOLE |
| AAWU |
SINGLE SHEAR STRENGTH |
2125 POUNDS PER SQUARE INCH |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416 TY 2 CL 3 FED SPEC 5TH TREATMENT RESPONSE OVERALL |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL AND CHROMATE OVERALL |
| AAJD |
THREAD CLASS |
3A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
0.324 INCHES MINIMUM AND 0.364 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
32 |
