| MRC |
Requirement Statement |
Characteristics |
| AASB |
FASTENER LENGTH |
0.281 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |
| ABQZ |
INTERNAL DRIVE STYLE |
CROSS RECESS TYPE 1 |
| AAJD |
THREAD CLASS |
2A |
| AASL |
HEAD DIAMETER |
0.334 INCHES MINIMUM AND 0.359 INCHES MAXIMUM |
| SR-1 |
SPEC/STD CONTROLLING DATA |
|
| SR-1 |
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE |
228353 |
| CTJJ |
PRIMARY WASHER MATERIAL THICKNESS |
0.018 INCHES MINIMUM AND 0.024 INCHES MAXIMUM |
| SR-1 |
MANUFACTURERS CODE |
21450 |
| AASA |
THREAD LENGTH |
0.174 INCHES MINIMUM AND 0.294 INCHES MAXIMUM |
| AASU |
HEAD HEIGHT |
0.123 INCHES MINIMUM AND 0.137 INCHES MAXIMUM |
| AAVW |
WASHER QUANTITY |
1 |
| CTHW |
PRIMARY WASHER STYLE |
FLAT EXTERNAL TEETH |
| AASK |
HEAD STYLE |
ROUND |
| CSPG |
PRIMARY WASHER OUTSIDE DIAMETER |
0.365 INCHES MINIMUM AND 0.381 INCHES MAXIMUM |
| CQFM |
HARDNESS RATING |
40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM PRIMARY WASHER |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AHYM |
NOMINAL THREAD DIAMETER |
0.190 INCHES |
| SFTT |
SURFACE TREATMENT |
CADMIUM OR ZINC OVERALL |
| MATT |
MATERIAL |
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 OR STEEL COMP 1050 OR STEEL COMP 1551 OR STEEL COMP 1552 OR STEEL COMP 1053 OR STEEL COMP 1055 OR STEEL COMP 1060 OVERALL |
| CMLP |
THREAD QUANTITY PER INCH |
24 |
| 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 |
