| AAVW |
WASHER QUANTITY |
1 |
| CTHW |
PRIMARY WASHER STYLE |
FLAT INTERNAL TEETH |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL OR ZINC OVERALL |
| CTJJ |
PRIMARY WASHER MATERIAL THICKNESS |
0.025 INCHES NOMINAL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| ABQZ |
INTERNAL DRIVE STYLE |
CROSS RECESS TYPE 1 |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASL |
HEAD DIAMETER |
0.473 INCHES MINIMUM AND 0.492 INCHES MAXIMUM |
| AASB |
FASTENER LENGTH |
0.500 INCHES NOMINAL |
| AASU |
HEAD HEIGHT |
0.162 INCHES MINIMUM AND 0.175 INCHES MAXIMUM |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
| AAJD |
THREAD CLASS |
2A |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416,TY 1,CL 3 FED SPEC 1ST TREATMENT RESPONSE OVERALL OR QQ-Z-325,TY 1,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL |
| AASA |
THREAD LENGTH |
0.475 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
20 |
| MATT |
MATERIAL |
STEEL COMP 1018 FASTENER OR STEEL COMP 1017 FASTENER OR STEEL COMP 1011 FASTENER OR STEEL COMP 1010 FASTENER OR STEEL COMP 1013 FASTENER OR STEEL COMP 1016 FASTENER OR STEEL COMP 1019 FASTENER OR STEEL COMP 1015 FASTENER OR STEEL COMP 1020 FASTENER |
| AASK |
HEAD STYLE |
PAN |
| CQFM |
HARDNESS RATING |
40.0 ROCKWELL C MINIMUM PRIMARY WASHER AND 50.0 ROCKWELL C MAXIMUM PRIMARY WASHER |
| CSPG |
PRIMARY WASHER OUTSIDE DIAMETER |
0.466 INCHES MINIMUM AND 0.478 INCHES MAXIMUM |