| AATB |
WIDTH BETWEEN FLATS |
0.544 INCHES MINIMUM AND 0.562 INCHES MAXIMUM |
| AASB |
FASTENER LENGTH |
0.750 INCHES NOMINAL |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| MATT |
MATERIAL |
STEEL OVERALL |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
FF-B-575,GR 1 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| CQFM |
HARDNESS RATING |
95.0 ROCKWELL B MAXIMUM OVERALL |
| CMLP |
THREAD QUANTITY PER INCH |
16 |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
| ZZZT |
NONDEFINITIVE SPEC/STD DATA |
2 TYPE AND 1 GRADE |
| AAJD |
THREAD CLASS |
2A |
| AASK |
HEAD STYLE |
HEXAGON |
| AHYM |
NOMINAL THREAD DIAMETER |
0.375 INCHES |
| CBBL |
FEATURES PROVIDED |
UNFINISHED HEAD |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| CQBC |
MINIMUM TENSILE STRENGTH |
55000 POUNDS PER SQUARE INCH |
| AASA |
THREAD LENGTH |
0.750 INCHES MAXIMUM |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL |
| AASU |
HEAD HEIGHT |
0.226 INCHES MINIMUM AND 0.268 INCHES MAXIMUM |