| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE FASTENER |
| AAVW |
WASHER QUANTITY |
1 |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-Z325,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE PRIMARY WASHER |
| CTHW |
PRIMARY WASHER STYLE |
FLAT EXTERNAL TEETH |
| ABQZ |
INTERNAL DRIVE STYLE |
SLOT |
| AATB |
WIDTH BETWEEN FLATS |
0.367 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
ASTM A682 ASSN STD ALL MATERIAL RESPONSES PRIMARY WASHER |
| SFTT |
SURFACE TREATMENT |
CADMIUM FASTENER AND CHROMATE FASTENER |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| CSPG |
PRIMARY WASHER OUTSIDE DIAMETER |
0.460 INCHES MINIMUM AND 0.475 INCHES MAXIMUM |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
| AAJD |
THREAD CLASS |
2A |
| AASK |
HEAD STYLE |
HEXAGON |
| AASB |
FASTENER LENGTH |
1.062 INCHES MINIMUM AND 1.125 INCHES MAXIMUM |
| AASA |
THREAD LENGTH |
1.034 INCHES MINIMUM AND 1.102 INCHES MAXIMUM |
| SFTT |
SURFACE TREATMENT |
ZINC PRIMARY WASHER AND CHROMATE PRIMARY WASHER |
| CQFM |
HARDNESS RATING |
80.0 ROCKWELL B MINIMUM OVERALL AND 23.0 ROCKWELL C MAXIMUM OVERALL |
| CQBC |
MINIMUM TENSILE STRENGTH |
74000 POUNDS PER SQUARE INCH |
| CMLP |
THREAD QUANTITY PER INCH |
20 |
| CTJJ |
PRIMARY WASHER MATERIAL THICKNESS |
0.023 INCHES MINIMUM AND 0.028 INCHES MAXIMUM |
| MATT |
MATERIAL |
STEEL COMP 1050 PRIMARY WASHER OR STEEL COMP 1055 PRIMARY WASHER OR STEEL COMP 1060 PRIMARY WASHER |
| AASU |
HEAD HEIGHT |
0.172 INCHES MINIMUM AND 0.190 INCHES MAXIMUM |