| MRC |
Requirement Statement |
Characteristics |
| CQHQ |
MINIMUM YIELD STRENGTH |
130000 POUNDS PER SQUARE INCH |
| AASL |
HEAD DIAMETER |
0.550 INCHES MINIMUM AND 0.562 INCHES MAXIMUM |
| CQFM |
HARDNESS RATING |
36.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL |
| AASU |
HEAD HEIGHT |
0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| AAJD |
THREAD CLASS |
2A |
| AASB |
FASTENER LENGTH |
1.250 INCHES NOMINAL |
| SR-1 |
SPEC/STD CONTROLLING DATA |
|
| ASXK |
HOLE QUANTITY |
2 |
| SFTT |
SURFACE TREATMENT |
CADMIUM AND CHROMATE OVERALL |
| CMLP |
THREAD QUANTITY PER INCH |
16 |
| ASDB |
WIDTH ACROSS FLATS |
0.312 INCHES NOMINAL |
| AASA |
THREAD LENGTH |
1.156 INCHES MINIMUM |
| AHYM |
NOMINAL THREAD DIAMETER |
0.375 INCHES |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| AASK |
HEAD STYLE |
FLAT CHAMFER |
| ABQZ |
INTERNAL DRIVE STYLE |
HEXAGON |
| AAUB |
HOLE DIAMETER |
0.064 INCHES NOMINAL |
| CQBC |
MINIMUM TENSILE STRENGTH |
160000 POUNDS PER SQUARE INCH |
| MATT |
MATERIAL |
STEEL OVERALL |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| ZZZT |
NONDEFINITIVE SPEC/STD DATA |
1 TYPE |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
| SR-1 |
MANUFACTURERS CODE |
81349 |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| CRHC |
HOLE CONFIGURATION STYLE |
DOUBLE HEXAGON FLATS |
| ZZZX |
DEPARTURE FROM CITED DESIGNATOR |
AS MODIFIED BY HEAD HOLE CONFIGURATION |
| SR-1 |
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE |
FFS86 |
| BQDM |
HOLE TYPE |
DRILLED |
