| MRC |
Requirement Statement |
Characteristics |
| AASB |
FASTENER LENGTH |
3.000 INCHES NOMINAL |
| CQFM |
HARDNESS RATING |
28.0 ROCKWELL C MINIMUM OVERALL AND 34.0 ROCKWELL C MAXIMUM OVERALL |
| AASU |
HEAD HEIGHT |
0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
HEXAGON |
| MATT |
MATERIAL |
STEEL COMP 8640 OVERALL OR STEEL COMP 8740 OVERALL OR STEEL COMP 4140 OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.375 INCHES |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| AATB |
WIDTH BETWEEN FLATS |
0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
MIL-P-16232,TY Z,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SFTT |
SURFACE TREATMENT |
PHOSPHATE ZINC OVERALL |
| AAJD |
THREAD CLASS |
2A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
2.880 INCHES MINIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
24 |
