| MRC |
Requirement Statement |
Characteristics |
| CSYT |
CHAMFER ANGLE |
45.0 DEGREES NOMINAL |
| AASB |
FASTENER LENGTH |
1.063 INCHES MINIMUM AND 1.073 INCHES MAXIMUM |
| CQFM |
HARDNESS RATING |
36.0 ROCKWELL C MINIMUM OVERALL AND 42.0 ROCKWELL C MAXIMUM OVERALL |
| AASU |
HEAD HEIGHT |
0.285 INCHES MINIMUM AND 0.300 INCHES MAXIMUM |
| AASL |
HEAD DIAMETER |
0.625 INCHES NOMINAL |
| AASK |
HEAD STYLE |
FILLISTER |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATT |
MATERIAL |
STEEL COMP 4340 OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| ABQZ |
INTERNAL DRIVE STYLE |
HEXAGON |
| AAUM |
LOCKING FEATURE |
PATCH OVERALL |
| CXCY |
PART NAME ASSIGNED BY CONTROLLING AGENCY |
BOLT,SELF-LOCKING |
| FEAT |
SPECIAL FEATURES |
HEAT TREAT TO 160,000 PSI ULTIMATE TENSILE STRENGTH MINIMUM |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| ASDB |
WIDTH ACROSS FLATS |
0.250 INCHES MINIMUM AND 0.253 INCHES MAXIMUM |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416,TYPE 2,CLASS 3 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL |
| AAJD |
THREAD CLASS |
3A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
0.533 INCHES MINIMUM AND 0.593 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
28 |
