DEPARTURE FROM CITED DESIGNATOR | AS MOD BY LENGTH |
FASTENER LENGTH | 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM |
HARDNESS RATING | 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL |
INTERNAL DRIVE STYLE | HEXAGON |
MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES OVERALL |
MATERIAL | STEEL COMP 4037 OR STEEL COMP 4137 OR STEEL COMP 4140 OR STEEL COMP 8630 OR STEEL COMP 8740 OVERALL |
NOMINAL THREAD DIAMETER | 0.190 INCHES |
POINT STYLE | CUP |
THREAD CLASS | 3A |
THREAD LENGTH | 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM |
THREAD QUANTITY PER INCH | 32 |
THREAD SERIES DESIGNATOR | UNF |