| MRC |
Requirement Statement |
Characteristics |
| AASB |
FASTENER LENGTH |
1.063 INCHES MINIMUM AND 1.125 INCHES MAXIMUM |
| CBBL |
FEATURES PROVIDED |
FINISHED HEAD |
| CQFM |
HARDNESS RATING |
32.0 ROCKWELL C MINIMUM FASTENER AND 38.0 ROCKWELL C MAXIMUM FASTENER |
| AASU |
HEAD HEIGHT |
0.150 INCHES MINIMUM AND 0.163 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
HEXAGON |
| CRHC |
HOLE CONFIGURATION STYLE |
HEXAGON FLATS |
| AAUB |
HOLE DIAMETER |
0.0605 INCHES MINIMUM AND 0.0685 INCHES MAXIMUM |
| ASXK |
HOLE QUANTITY |
1 |
| BQDM |
HOLE TYPE |
DRILLED |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
SAE J429 GRADE 8 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR ASTM A354 GRADE BD ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATT |
MATERIAL |
STEEL OVERALL |
| CQBC |
MINIMUM TENSILE STRENGTH |
150000 POUNDS PER SQUARE INCH |
| CQHQ |
MINIMUM YIELD STRENGTH |
120000 POUNDS PER SQUARE INCH |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| FEAT |
SPECIAL FEATURES |
DRILLED HEAD HOLE DIAMETER: 0.0605 IN. MIN. AND 0.0685 IN. MAX. DIAMETER |
| AATB |
WIDTH BETWEEN FLATS |
0.4280 INCHES MINIMUM AND 0.4375 INCHES MAXIMUM |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
ASTM B633 TY 2 SC 3 ASSN STD SINGLE TREATMENT RESPONSE FASTENER |
| SFTT |
SURFACE TREATMENT |
ZINC FASTENER AND CHROMATE FASTENER |
| AAJD |
THREAD CLASS |
2A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
0.750 INCHES MINIMUM AND 0.938 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
20 |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
