FASTENER LENGTH | 0.125 INCHES NOMINAL |
HARDNESS RATING | 35.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL |
HEAD STYLE | HEADLESS (SETSCREW) |
INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES OVERALL |
MATERIAL | STEEL COMP 410 OR STEEL COMP 416 OVERALL |
NOMINAL THREAD DIAMETER | 0.138 INCHES |
POINT STYLE | CUP |
SPLINE WIDTH | 0.024 INCHES MINIMUM AND 0.025 INCHES MAXIMUM |
SPLINE MAJOR DIAMETER | 0.078 INCHES MINIMUM AND 0.079 INCHES MAXIMUM |
SPLINE MINOR DIAMETER | 0.055 INCHES MINIMUM AND 0.056 INCHES MAXIMUM |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
SURFACE TREATMENT | PASSIVATE OVERALL |
THREAD CLASS | 2A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.125 INCHES MAXIMUM |
THREAD QUANTITY PER INCH | 40 |
THREAD SERIES DESIGNATOR | UNF |