| SFTT |
SURFACE TREATMENT |
PASSIVATE SECONDARY WASHER |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE STAND-OFF |
| AASA |
THREAD LENGTH |
0.500 INCHES NOMINAL |
| FEAT |
SPECIAL FEATURES |
HARDNESS RATING 35.0 MIN. AND 43.0 MAX. ON LOCKWASHER; APPLY A SOLID FILMLUBRICANT TO THE SCREW THREADS ONLY IN ACCORD WITH MIL-L-8937 |
| AAJD |
THREAD CLASS |
3A |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE BEARING SURFACE OF HEAD |
| AATB |
WIDTH BETWEEN FLATS |
0.367 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| CMLP |
THREAD QUANTITY PER INCH |
28 |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| SFTT |
SURFACE TREATMENT |
PASSIVATE SPRING |
| SFTT |
SURFACE TREATMENT |
PASSIVATE STAND-OFF |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE PRIMARY WASHER |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
FF-W-84 FED SPEC SINGLE MATERIAL RESPONSE SECONDARY WASHER |
| AASB |
FASTENER LENGTH |
1.525 INCHES MINIMUM AND 1.555 INCHES MAXIMUM |
| SFTT |
SURFACE TREATMENT |
PASSIVATE BEARING SURFACE OF HEAD |
| AASK |
HEAD STYLE |
HEXAGON |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
QQ-W-423 FED SPEC SINGLE MATERIAL RESPONSE SPRING |
| CQBC |
MINIMUM TENSILE STRENGTH |
175000 POUNDS PER SQUARE INCH |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE SPRING |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE BEARING SURFACE OF HEAD |
| SFTT |
SURFACE TREATMENT |
PASSIVATE PRIMARY WASHER |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
MIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE PRIMARY WASHER |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE STAND-OFF |
| MATT |
MATERIAL |
IRON ALLOY 660 FASTENER |
| AGSM |
MATERIAL ACCOMMODATED THICKNESS |
0.625 INCHES NOMINAL |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE SECONDARY WASHER |
| AASU |
HEAD HEIGHT |
0.172 INCHES MINIMUM AND 0.190 INCHES MAXIMUM |