| MRC |
Requirement Statement |
Characteristics |
| AASB |
FASTENER LENGTH |
0.829 INCHES MINIMUM AND 0.875 INCHES MAXIMUM |
| CQFM |
HARDNESS RATING |
26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| AASU |
HEAD HEIGHT |
0.140 INCHES MINIMUM AND 0.172 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
HEXAGON |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
MIL-S-18732 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATT |
MATERIAL |
STEEL COMP 431 OVERALL |
| CQBC |
MINIMUM TENSILE STRENGTH |
80000 POUNDS PER SQUARE INCH |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| AAUM |
LOCKING FEATURE |
STRIP OR PELLET OR PATCH THREADS |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| AATB |
WIDTH BETWEEN FLATS |
0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM |
| SFTT |
SURFACE TREATMENT |
PASSIVATE OVERALL |
| AAJD |
THREAD CLASS |
3A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
0.444 INCHES MINIMUM AND 0.510 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
28 |
