| MRC |
Requirement Statement |
Characteristics |
| MATT |
MATERIAL |
STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OVERALL |
| SFTT |
SURFACE TREATMENT |
PASSIVATE OVERALL |
| CQFM |
HARDNESS RATING |
80.0 ROCKWELL B MINIMUM OVERALL |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SR-1 |
SPEC/STD CONTROLLING DATA |
|
| ASDB |
WIDTH ACROSS FLATS |
0.156 INCHES NOMINAL |
| CRSQ |
COUNTERSINK ANGLE |
80.0 DEGREES MINIMUM AND 84.0 DEGREES MAXIMUM |
| CQHQ |
MINIMUM YIELD STRENGTH |
30000 POUNDS PER SQUARE INCH |
| CMLP |
THREAD QUANTITY PER INCH |
20 |
| CQBC |
MINIMUM TENSILE STRENGTH |
80000 POUNDS PER SQUARE INCH |
| ABQZ |
INTERNAL DRIVE STYLE |
HEXAGON |
| AAJD |
THREAD CLASS |
3A |
| AASK |
HEAD STYLE |
FLAT COUNTERSUNK |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
66 FED STD ALL MATERIAL RESPONSES OVERALL |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
| SR-1 |
MANUFACTURERS CODE |
81348 |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
0.609 INCHES MINIMUM |
| AASL |
HEAD DIAMETER |
0.480 INCHES MINIMUM AND 0.531 INCHES MAXIMUM |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| AASB |
FASTENER LENGTH |
0.625 INCHES NOMINAL |
| SR-1 |
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE |
FFS86 |
