DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM |
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 |
FASTENER LENGTH | 1.359 INCHES MINIMUM AND 1.391 INCHES MAXIMUM |
FIRST DIAMETER FROM HEAD | 0.170 INCHES MINIMUM AND 0.180 INCHES MAXIMUM |
HEAD DIAMETER | 0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM |
HEAD HEIGHT | 0.547 INCHES MINIMUM AND 0.578 INCHES MAXIMUM |
HEAD STYLE | KNURLED NO. 1 |
INTERNAL DRIVE STYLE | SLOT |
MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
MATERIAL | STEEL COMP 303 OVERALL |
NOMINAL THREAD DIAMETER | 0.250 INCHES |
POINT DIAMETER | 0.175 INCHES NOMINAL |
POINT LENGTH | 0.187 INCHES NOMINAL |
POINT STYLE | CONE |
POINT CHAMFER ANGLE | 85.0 DEGREES MINIMUM AND 95.0 DEGREES 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 | 0.302 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |
THREAD QUANTITY PER INCH | 28 |
THREAD SERIES DESIGNATOR | UNF |