| ASDB |
WIDTH ACROSS FLATS |
0.078 INCHES NOMINAL |
| CQBC |
MINIMUM TENSILE STRENGTH |
160000 POUNDS PER SQUARE INCH |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
ASTM B633 TY 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| AAJD |
THREAD CLASS |
3A |
| SFTT |
SURFACE TREATMENT |
ZINC OVERALL AND CHROMATE OVERALL |
| AASB |
FASTENER LENGTH |
0.345 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| AASL |
HEAD DIAMETER |
0.263 INCHES MINIMUM AND 0.307 INCHES MAXIMUM |
| AASA |
THREAD LENGTH |
0.186 INCHES MINIMUM AND 0.278 INCHES MAXIMUM |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASK |
HEAD STYLE |
FLAT COUNTERSUNK |
| ZZZT |
NONDEFINITIVE SPEC/STD DATA |
4 TYPE |
| MATT |
MATERIAL |
STEEL COMP 347 OVERALL OR STEEL COMP 304L OVERALL OR STEEL COMP 301 OVERALL OR STEEL COMP 304 OVERALL OR STEEL COMP 314 OVERALL OR STEEL COMP 308 OVERALL OR STEEL COMP 321 OVERALL OR STEEL COMP 316 OVERALL OR STEEL COMP 303 OVERALL OR STEEL COMP 302B OVERALL OR STEEL COMP 303SE OVERALL OR STEEL COMP 305 OVERALL OR STEEL COMP 309 OVERALL OR STEEL COMP 309S OVERALL OR STEEL COMP 310 OVERALL OR STEEL COMP 310S OVERALL OR STEEL COMP 317 OVERALL OR STEEL COMP 316L OVERALL OR STEEL COMP 384 OVERALL OR STEEL COMP 348 OVERALL OR STEEL COMP 385 OVERALL |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
| ABQZ |
INTERNAL DRIVE STYLE |
HEXAGON |
| CQFM |
HARDNESS RATING |
36.0 ROCKWELL C MINIMUM OVERALL AND 45.0 ROCKWELL C MAXIMUM OVERALL |
| CRSQ |
COUNTERSINK ANGLE |
80.0 DEGREES MINIMUM AND 84.0 DEGREES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
32 |
| AHYM |
NOMINAL THREAD DIAMETER |
0.138 INCHES |