| SFTT |
SURFACE TREATMENT |
NICKEL OVERALL AND CADMIUM OVERALL |
| AATB |
WIDTH BETWEEN FLATS |
0.300 INCHES MINIMUM AND 0.315 INCHES MAXIMUM |
| CSNG |
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY |
1 |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| CMLP |
THREAD QUANTITY PER INCH |
28 |
| AASA |
THREAD LENGTH |
0.512 INCHES MINIMUM AND 0.542 INCHES MAXIMUM |
| AATD |
EXTENDED WASHER THICKNESS |
0.060 INCHES MINIMUM AND 0.080 INCHES MAXIMUM |
| AATC |
EXTENDED WASHER DIAMETER |
0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM |
| CFSG |
NONSTANDARD THREAD PITCH DIAMETER |
+0.2213/+0.2238 INCHES |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AAWC |
FIRST DIAMETER FROM HEAD |
0.218 INCHES MINIMUM AND 0.228 INCHES MAXIMUM |
| AASB |
FASTENER LENGTH |
0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
AMS 6304 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| AAWH |
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER |
0.065 INCHES MINIMUM AND 0.125 INCHES MAXIMUM |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
AMS 2416 ASSN STD ALL TREATMENT RESPONSES OVERALL |
| CQFM |
HARDNESS RATING |
30.0 ROCKWELL C MINIMUM OVERALL AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| AASU |
HEAD HEIGHT |
0.272 INCHES MINIMUM AND 0.292 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
DOUBLE HEXAGON EXTENDED WASHER |
| MATT |
MATERIAL |
STEEL COMP 601 OVERALL |