| MRC |
Requirement Statement |
Characteristics |
| ZZZT |
NONDEFINITIVE SPEC/STD DATA |
1 TYPE AND 2S STYLE |
| CRSQ |
COUNTERSINK ANGLE |
80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM |
| SR-1 |
SPEC/STD CONTROLLING DATA |
|
| AAJD |
THREAD CLASS |
1A |
| AASB |
FASTENER LENGTH |
2.500 INCHES NOMINAL |
| CYAW |
SCREW MATERIAL DOCUMENT AND CLASSIFICATION |
QQ-S-634 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-637 FED SPEC SINGLE MATERIAL RESPONSE OR 66 FED STD SINGLE MATERIAL RESPONSE |
| AHYM |
NOMINAL THREAD DIAMETER |
0.312 INCHES |
| AASK |
HEAD STYLE |
FLAT COUNTERSUNK |
| AASL |
HEAD DIAMETER |
0.568 INCHES MINIMUM AND 0.635 INCHES MAXIMUM |
| AASA |
THREAD LENGTH |
1.750 INCHES MINIMUM |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
| SR-1 |
MANUFACTURERS CODE |
81348 |
| ZZZX |
DEPARTURE FROM CITED DESIGNATOR |
AS MODIFIED BY THREAD CLASS |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| CQBC |
MINIMUM TENSILE STRENGTH |
60000 POUNDS PER SQUARE INCH |
| CMLP |
THREAD QUANTITY PER INCH |
18 |
| ABQZ |
INTERNAL DRIVE STYLE |
SLOT |
| CYAU |
SCREW MATERIAL |
STEEL |
| SR-1 |
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE |
FFS92 |
