| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AASB |
FASTENER LENGTH |
1.453 INCHES MINIMUM AND 1.483 INCHES MAXIMUM |
| MATT |
MATERIAL |
STEEL COMP 4340 OVERALL |
| CBBL |
FEATURES PROVIDED |
FINISHED HEAD |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| AAJD |
THREAD CLASS |
3A |
| AASA |
THREAD LENGTH |
0.421 INCHES MINIMUM |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| ANEE |
GRIP LENGTH |
1.016 INCHES MINIMUM AND 1.078 INCHES MAXIMUM |
| AATB |
WIDTH BETWEEN FLATS |
0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
28 |
| CQFM |
HARDNESS RATING |
38.0 ROCKWELL C MINIMUM OVERALL AND 42.0 ROCKWELL C MAXIMUM OVERALL |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| CRZS |
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER |
1.281 INCHES MINIMUM FIRST HOLE AND 1.311 INCHES MAXIMUM FIRST HOLE |
| AASK |
HEAD STYLE |
HEXAGON |
| AASU |
HEAD HEIGHT |
0.140 INCHES MINIMUM AND 0.172 INCHES MAXIMUM |
| AAWB |
SHANK UNTHREADED HOLE DIAMETER |
0.066 INCHES MINIMUM FIRST HOLE AND 0.086 INCHES MAXIMUM FIRST HOLE |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL |