DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 1.172 INCHES MINIMUM AND 1.187 INCHES MAXIMUM FIRST HOLE |
CHAMFER ANGLE | 45.0 DEGREES NOMINAL |
FASTENER LENGTH | 1.312 INCHES MINIMUM AND 1.327 INCHES MAXIMUM |
HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
HEAD DIAMETER | 0.417 INCHES MINIMUM AND 0.427 INCHES MAXIMUM |
HEAD HEIGHT | 0.140 INCHES MINIMUM AND 0.172 INCHES MAXIMUM |
HEAD STYLE | FLAT CHAMFER |
INTERNAL DRIVE STYLE | SLOT |
MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
MATERIAL | STEEL CORROSION RESISTING OVERALL |
MINIMUM TENSILE STRENGTH | 123000 POUNDS PER SQUARE INCH |
NOMINAL THREAD DIAMETER | 0.190 INCHES |
SHOULDER SHAPE | ROUND FIRST SHOULDER |
SHANK UNTHREADED HOLE DIAMETER | 0.090 INCHES NOMINAL FIRST HOLE |
SHOULDER DIAMETER | 0.2487 INCHES MINIMUM AND 0.2492 INCHES MAXIMUM FIRST SHOULDER |
SHOULDER LENGTH | 0.927 INCHES MINIMUM AND 0.932 INCHES MAXIMUM FIRST SHOULDER |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | HRPS 161,FSCM 81873 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
SURFACE TREATMENT | PASSIVATE OVERALL |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.380 INCHES MINIMUM AND 0.400 INCHES MAXIMUM |
THREAD QUANTITY PER INCH | 32 |
THREAD SERIES DESIGNATOR | UNF |