| MRC |
Requirement Statement |
Characteristics |
| CRSQ |
COUNTERSINK ANGLE |
80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM |
| AASB |
FASTENER LENGTH |
0.625 INCHES NOMINAL |
| AASL |
HEAD DIAMETER |
0.452 INCHES MINIMUM AND 0.507 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
FLAT COUNTERSUNK |
| MATT |
MATERIAL |
STEEL COMP 1010 FASTENER OR STEEL COMP 1011 FASTENER OR STEEL COMP 1013 FASTENER OR STEEL COMP 1015 FASTENER OR STEEL COMP 1016 FASTENER OR STEEL COMP 1017 FASTENER OR STEEL COMP 1018 FASTENER OR STEEL COMP 1019 FASTENER OR STEEL COMP 1020 FASTENER |
| MATT |
MATERIAL |
STEEL COMP 1050 PRIMARY WASHER OR STEEL COMP 1551 PRIMARY WASHER OR STEEL COMP 1552 PRIMARY WASHER OR STEEL COMP 1053 PRIMARY WASHER OR STEEL COMP 1054 PRIMARY WASHER OR STEEL COMP 1055 PRIMARY WASHER OR STEEL COMP 1059 PRIMARY WASHER OR STEEL COMP 1060 P |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| ABQZ |
INTERNAL DRIVE STYLE |
CROSS RECESS TYPE 1 |
| CTJJ |
PRIMARY WASHER MATERIAL THICKNESS |
0.019 INCHES MINIMUM AND 0.025 INCHES MAXIMUM |
| CSPG |
PRIMARY WASHER OUTSIDE DIAMETER |
0.275 INCHES MINIMUM AND 0.289 INCHES MAXIMUM |
| CTHW |
PRIMARY WASHER STYLE |
COUNTERSINK EXTERNAL TEETH |
| AAVW |
WASHER QUANTITY |
1 |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL OR ZINC OVERALL |
| AAJD |
THREAD CLASS |
2A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
0.503 INCHES MINIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
20 |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
