| MRC |
Requirement Statement |
Characteristics |
| AAVR |
DISTANCE FROM LARGEST DIAMETER OF BEARING SURFACE OF HEAD TO RIBS |
0.063 INCHES NOMINAL |
| AASB |
FASTENER LENGTH |
2.781 INCHES NOMINAL |
| CQFM |
HARDNESS RATING |
32.0 ROCKWELL C MINIMUM OVERALL AND 36.0 ROCKWELL C MAXIMUM OVERALL |
| AASU |
HEAD HEIGHT |
0.219 INCHES NOMINAL |
| AASL |
HEAD DIAMETER |
0.875 INCHES NOMINAL |
| AASK |
HEAD STYLE |
FLAT CHAMFER |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
SAE J403 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATT |
MATERIAL |
STEEL OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.500 INCHES |
| AAVQ |
RIB LENGTH |
0.625 INCHES NOMINAL |
| AAVP |
RIB MAJOR DIAMETER |
0.615 INCHES MINIMUM AND 0.625 INCHES MAXIMUM |
| AATN |
SHOULDER DIAMETER |
0.603 INCHES MINIMUM FIRST SHOULDER AND 0.606 INCHES MAXIMUM FIRST SHOULDER |
| AATX |
SHOULDER LENGTH |
1.656 INCHES NOMINAL FIRST SHOULDER |
| CWYB |
SHOULDER SHAPE |
RIBBED FIRST SHOULDER |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL |
| AAJD |
THREAD CLASS |
2A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
0.875 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
20 |
