| MRC |
Requirement Statement |
Characteristics |
| AASU |
HEAD HEIGHT |
0.162 INCHES MINIMUM AND 0.178 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
PAN NO. 2 |
| AAJD |
THREAD CLASS |
2A |
| SR-1 |
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE |
442689 |
| SR-1 |
SPEC/STD CONTROLLING DATA |
|
| MATT |
MATERIAL |
STEEL COMP 1050 OR STEEL COMP 1551 OR STEEL COMP 1552 OR STEEL COMP 1053 OR STEEL COMP 1054 OR STEEL COMP 1055 OR STEEL COMP 1059 OR STEEL COMP 1060 OR STEEL COMP 1561 OR STEEL COMP 1566 PRIMARY WASHER STEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1013 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 FASTENER |
| SR-1 |
MANUFACTURERS CODE |
21450 |
| AAVW |
WASHER QUANTITY |
1 |
| CTHW |
PRIMARY WASHER STYLE |
FLAT EXTERNAL TEETH |
| CTJJ |
PRIMARY WASHER MATERIAL THICKNESS |
0.028 INCHES MINIMUM AND 0.034 INCHES MAXIMUM |
| AHYM |
NOMINAL THREAD DIAMETER |
0.312 INCHES |
| CQFM |
HARDNESS RATING |
40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM PRIMARY WASHER |
| AASL |
HEAD DIAMETER |
0.594 INCHES MINIMUM AND 0.615 INCHES MAXIMUM |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
SAE ASSN STD ALL MATERIAL RESPONSES PRIMARY WASHER SAE ASSN STD ALL MATERIAL RESPONSES FASTENER |
| AASA |
THREAD LENGTH |
0.324 INCHES MINIMUM AND 0.472 INCHES MAXIMUM |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| SFTT |
SURFACE TREATMENT |
CADMIUM OR ZINC OVERALL |
| CMLP |
THREAD QUANTITY PER INCH |
18 |
| ABQZ |
INTERNAL DRIVE STYLE |
SLOT |
| CSPG |
PRIMARY WASHER OUTSIDE DIAMETER |
0.588 INCHES MINIMUM AND 0.610 INCHES MAXIMUM |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416,TY 1,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY 1,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL |
| AASB |
FASTENER LENGTH |
0.500 INCHES NOMINAL |
