| AASU |
HEAD HEIGHT |
0.108 INCHES MINIMUM AND 0.112 INCHES MAXIMUM |
| AASL |
HEAD DIAMETER |
0.176 INCHES MINIMUM AND 0.183 INCHES MAXIMUM |
| AAJD |
THREAD CLASS |
3A |
| ZZZK |
SPECIFICATION/STANDARD DATA |
56878-KS17 MANUFACTURERS STANDARD |
| CQFM |
HARDNESS RATING |
38.0 ROCKWELL C MINIMUM OVERALL AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASK |
HEAD STYLE |
FLAT CHAMFER |
| AASB |
FASTENER LENGTH |
0.422 INCHES MINIMUM AND 0.454 INCHES MAXIMUM |
| AHYM |
NOMINAL THREAD DIAMETER |
0.112 INCHES |
| AAUB |
HOLE DIAMETER |
0.036 INCHES NOMINAL |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
| CQBC |
MINIMUM TENSILE STRENGTH |
170000 POUNDS PER SQUARE INCH |
| MATT |
MATERIAL |
STEEL COMP 410 OVERALL |
| ABQZ |
INTERNAL DRIVE STYLE |
HEXAGON |
| BQDM |
HOLE TYPE |
DRILLED |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
SPS-B-178,FSCM 56878 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| ASXK |
HOLE QUANTITY |
6 |
| ASDB |
WIDTH ACROSS FLATS |
0.0937 INCHES NOMINAL |
| SFTT |
SURFACE TREATMENT |
PASSIVATE OVERALL |
| CRHC |
HOLE CONFIGURATION STYLE |
ROUND INTERNAL HEXAGON |
| CMLP |
THREAD QUANTITY PER INCH |
40 |
| AASA |
THREAD LENGTH |
0.372 INCHES MINIMUM AND 0.454 INCHES MAXIMUM |