DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 0.787 INCHES NOMINAL FIRST HOLE |
FASTENER LENGTH | 0.882 INCHES MINIMUM AND 0.902 INCHES MAXIMUM |
FEATURES PROVIDED | FINISHED HEAD |
GRIP LENGTH | 0.882 INCHES MINIMUM AND 0.902 INCHES MAXIMUM |
HARDNESS RATING | 34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
HEAD DIAMETER | 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM |
HEAD HEIGHT | 0.090 INCHES MINIMUM AND 0.100 INCHES MAXIMUM |
HEAD STYLE | ROUND W/WRENCH FLATS |
MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
MATERIAL | STEEL COMP 630 OVERALL |
NOMINAL THREAD DIAMETER | 0.250 INCHES |
SHANK UNTHREADED HOLE DIAMETER | 0.065 INCHES MINIMUM AND 0.070 INCHES MAXIMUM FIRST HOLE |
WIDTH BETWEEN FLATS | 0.300 INCHES MINIMUM AND 0.310 INCHES MAXIMUM |
SURFACE FINISH | 63.0 MICROINCHES BEARING SURFACE OF HEAD |
SURFACE FINISH | 63.0 MICROINCHES GRIP |
THREAD DIRECTION | RIGHT-HAND |
THREAD CLASS | 3A |
THREAD LENGTH | 0.272 INCHES MINIMUM AND 0.332 INCHES MAXIMUM |
THREAD SERIES DESIGNATOR | UNF |
THREAD QUANTITY PER INCH | 28 |