| MRC |
Requirement Statement |
Characteristics |
| AASB |
FASTENER LENGTH |
0.688 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |
| CQFM |
HARDNESS RATING |
40.0 ROCKWELL C NOMINAL PRIMARY WASHER |
| AASL |
HEAD DIAMETER |
0.382 INCHES MINIMUM AND 0.408 INCHES MAXIMUM |
| AASU |
HEAD HEIGHT |
0.139 INCHES MINIMUM AND 0.153 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
ROUND |
| MATT |
MATERIAL |
STEEL COMP 1070 PRIMARY WASHER OR STEEL COMP 1566 PRIMARY WASHER |
| AHYM |
NOMINAL THREAD DIAMETER |
0.216 INCHES |
| ABQZ |
INTERNAL DRIVE STYLE |
SLOT |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
66 FED STD ALL MATERIAL RESPONSES FASTENER |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
66 FED STD ALL MATERIAL RESPONSES PRIMARY WASHER |
| CTJJ |
PRIMARY WASHER MATERIAL THICKNESS |
0.022 INCHES NOMINAL |
| CSPG |
PRIMARY WASHER OUTSIDE DIAMETER |
0.395 INCHES MINIMUM AND 0.406 INCHES MAXIMUM |
| CTHW |
PRIMARY WASHER STYLE |
FLAT EXTERNAL TEETH |
| AAVW |
WASHER QUANTITY |
1 |
| 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 |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL OR ZINC OVERALL |
| AAJD |
THREAD CLASS |
2A |
| AASA |
THREAD LENGTH |
0.644 INCHES MINIMUM AND 0.706 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
24 |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
