| MRC |
Requirement Statement |
Characteristics |
| CRHC |
HOLE CONFIGURATION STYLE |
HEXAGON FLATS |
| AAJD |
THREAD CLASS |
2A |
| CBBL |
FEATURES PROVIDED |
FINISHED HEAD |
| AASU |
HEAD HEIGHT |
0.150 INCHES MINIMUM AND 0.163 INCHES MAXIMUM |
| AASA |
THREAD LENGTH |
0.750 INCHES MINIMUM AND 0.938 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
20 |
| ASXK |
HOLE QUANTITY |
1 |
| MATT |
MATERIAL |
STEEL OVERALL |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
| SFTT |
SURFACE TREATMENT |
ZINC AND CHROMATE OVERALL |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
ASTM A354, GRADE BD ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| AASK |
HEAD STYLE |
HEXAGON |
| AATB |
WIDTH BETWEEN FLATS |
0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| AASB |
FASTENER LENGTH |
1.938 INCHES MINIMUM AND 2.000 INCHES MAXIMUM |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
ASTM B633, TYPE 2 ASSN STD ALL TREATMENT RESPONSES OVERALL |
| CQFM |
HARDNESS RATING |
32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| CQBC |
MINIMUM TENSILE STRENGTH |
150000 POUNDS PER SQUARE INCH |
| BQDM |
HOLE TYPE |
DRILLED |
| AAUB |
HOLE DIAMETER |
0.061 INCHES MINIMUM AND 0.069 INCHES MAXIMUM |
