| MRC |
Requirement Statement |
Characteristics |
| CRSQ |
COUNTERSINK ANGLE |
99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| AASB |
FASTENER LENGTH |
0.954 INCHES MINIMUM AND 0.984 INCHES MAXIMUM |
| AAUR |
GRIP DIAMETER |
0.2540 INCHES MINIMUM AND 0.2550 INCHES MAXIMUM |
| ANEE |
GRIP LENGTH |
0.545 INCHES MINIMUM AND 0.575 INCHES MAXIMUM |
| CQFM |
HARDNESS RATING |
33.0 ROCKWELL C MINIMUM OVERALL |
| AASL |
HEAD DIAMETER |
0.357 INCHES NOMINAL |
| AASK |
HEAD STYLE |
FLAT COUNTERSUNK |
| MATT |
MATERIAL |
STEEL COMP 4037 OVERALL |
| CQBC |
MINIMUM TENSILE STRENGTH |
150000 POUNDS PER SQUARE INCH |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| ABQZ |
INTERNAL DRIVE STYLE |
SLOT |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| FEAT |
SPECIAL FEATURES |
COLOR BLACK,SURFACE OF HEAD |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL AND CHROMATE OVERALL |
| AAJD |
THREAD CLASS |
2A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
0.379 INCHES MINIMUM AND 0.439 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
28 |
