| AASA |
THREAD LENGTH |
0.216 INCHES MINIMUM AND 0.352 INCHES MAXIMUM |
| AAVW |
WASHER QUANTITY |
1 |
| CTHW |
PRIMARY WASHER STYLE |
FLAT EXTERNAL TEETH |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL OR ZINC OVERALL |
| MATT |
MATERIAL |
STEEL COMP 1561 OVERALL OR STEEL COMP 1060 OVERALL OR STEEL COMP 1053 OVERALL OR STEEL COMP 1552 OVERALL OR STEEL COMP 1551 OVERALL OR STEEL COMP 1020 OVERALL OR STEEL COMP 1019 OVERALL OR STEEL COMP 1015 OVERALL OR STEEL COMP 1013 OVERALL OR STEEL COMP 1011 OVERALL OR STEEL COMP 1018 OVERALL OR STEEL COMP 1017 OVERALL OR STEEL COMP 1050 OVERALL OR STEEL COMP 1055 OVERALL OR STEEL COMP 1010 OVERALL OR STEEL COMP 1016 OVERALL OR STEEL COMP 1566 OVERALL |
| 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 |
| AASU |
HEAD HEIGHT |
0.162 INCHES MINIMUM AND 0.175 INCHES MAXIMUM |
| CSPG |
PRIMARY WASHER OUTSIDE DIAMETER |
0.494 INCHES MINIMUM AND 0.510 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 |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
SAE ASSN STD ALL MATERIAL RESPONSES OVERALL |
| CMLP |
THREAD QUANTITY PER INCH |
20 |
| CTJJ |
PRIMARY WASHER MATERIAL THICKNESS |
0.023 INCHES MINIMUM AND 0.028 INCHES MAXIMUM |
| AASB |
FASTENER LENGTH |
0.375 INCHES NOMINAL |
| AASK |
HEAD STYLE |
PAN |
| CQFM |
HARDNESS RATING |
40.0 ROCKWELL C MINIMUM PRIMARY WASHER AND 50.0 ROCKWELL C MAXIMUM PRIMARY WASHER |