| MRC |
Requirement Statement |
Characteristics |
| MATT |
MATERIAL |
STEEL COMP 8640 OR STEEL COMP 8637 |
| SFTT |
SURFACE TREATMENT |
PHOSPHATE OVERALL |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
QQ-S-624 FED SPEC ALL MATERIAL RESPONSES |
| AAJE |
THREAD PITCH DIAMETERS |
0.2854 TO 0.2869 INCHES STUD THREAD |
| AAJD |
THREAD CLASS |
3A NUT THREAD |
| CQFM |
III HARDNESS RATING |
32.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM |
| CQJX |
NOMINAL THREAD SIZE |
0.312 INCHES NUT THREAD 0.312 INCHES STUD THREAD |
| AASA |
THREAD LENGTH |
0.750 INCHES MINIMUM NUT THREAD 0.500 INCHES MINIMUM STUD THREAD |
| ABHP |
OVERALL LENGTH |
1.380 INCHES NOMINAL |
| CMLP |
THREAD QUANTITY PER INCH |
18 NUT THREAD 18 STUD THREAD |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND NUT THREAD RIGHT-HAND STUD THREAD |
| THSD |
THREAD SERIES DESIGNATOR |
UNC NUT THREAD UNS STUD THREAD |
