| MRC |
Requirement Statement |
Characteristics |
| AATF |
DISTANCE FROM CENTER OF HEAD TO CENTER OF SHANK |
1.563 INCHES NOMINAL |
| AASB |
FASTENER LENGTH |
2.750 INCHES NOMINAL |
| CQFM |
HARDNESS RATING |
39.0 ROCKWELL C MINIMUM OVERALL AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| AASU |
HEAD HEIGHT |
0.375 INCHES NOMINAL |
| AASL |
HEAD DIAMETER |
1.250 INCHES NOMINAL |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATT |
MATERIAL |
STEEL COMP 4340 OVERALL |
| CQBC |
MINIMUM TENSILE STRENGTH |
180000 POUNDS PER SQUARE INCH |
| AHYM |
NOMINAL THREAD DIAMETER |
0.875 INCHES |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| AATB |
WIDTH BETWEEN FLATS |
1.052 INCHES MINIMUM AND 1.064 INCHES MAXIMUM |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416,CLASS 2,TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL |
| AAJD |
THREAD CLASS |
3A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| CMLP |
THREAD QUANTITY PER INCH |
14 |
