| MRC |
Requirement Statement |
Characteristics |
| AATC |
EXTENDED WASHER DIAMETER |
1.243 INCHES MINIMUM AND 1.280 INCHES MAXIMUM |
| AATD |
EXTENDED WASHER THICKNESS |
0.064 INCHES MINIMUM AND 0.104 INCHES MAXIMUM |
| AASB |
FASTENER LENGTH |
1.312 INCHES MINIMUM AND 1.375 INCHES MAXIMUM |
| AASU |
HEAD HEIGHT |
0.439 INCHES MINIMUM AND 0.604 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
HEXAGON EXTENDED WASHER |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
Q-W-409 FED SPEC 13TH MATERIAL RESPONSE OVERALL |
| MATT |
MATERIAL |
STEEL OVERALL |
| CQBC |
MINIMUM TENSILE STRENGTH |
55000 POUNDS PER SQUARE INCH |
| AHYM |
NOMINAL THREAD DIAMETER |
0.437 INCHES |
| ABQZ |
INTERNAL DRIVE STYLE |
W/O INTERNAL DRIVE |
| CTJJ |
PRIMARY WASHER MATERIAL THICKNESS |
0.064 INCHES MINIMUM AND 0.104 INCHES MAXIMUM |
| CSPG |
PRIMARY WASHER OUTSIDE DIAMETER |
1.243 INCHES MINIMUM AND 1.280 INCHES MAXIMUM |
| CTHW |
PRIMARY WASHER STYLE |
FLAT |
| AAWU |
SINGLE SHEAR STRENGTH |
8190 POUNDS PER SQUARE INCH |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| AAVW |
WASHER QUANTITY |
1 |
| AATB |
WIDTH BETWEEN FLATS |
0.675 INCHES MINIMUM AND 0.687 INCHES MAXIMUM |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416,TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL |
| AAJD |
THREAD CLASS |
2A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
1.125 INCHES MINIMUM AND 1.250 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
20 |
