COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
FASTENER LENGTH | 0.408 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
HEAD DIAMETER | 0.143 INCHES MINIMUM AND 0.172 INCHES MAXIMUM |
HEAD STYLE | FLAT COUNTERSUNK |
INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
LOCKING FEATURE | PATCH THREADS |
MATERIAL DOCUMENT AND CLASSIFICATION | MIL-F-18240 MIL SPEC SINGLE MATERIAL RESPONSE LOCKING FEATURE |
MATERIAL | PLASTIC LOCKING FEATURE |
MATERIAL | STEEL COMP 321 OR STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 347 FASTENER |
MINIMUM TENSILE STRENGTH | 80000 POUNDS PER SQUARE INCH |
NOMINAL THREAD DIAMETER | 0.086 INCHES |
SPECIAL FEATURES | LOCKING ELEMENT SHALL BEGIN NO MORE THAN TWO AND ONE HALF THREADS FROM SCREW END |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FASTENER |
SURFACE TREATMENT | PASSIVATE FASTENER |
THREAD CLASS | 2A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.336 INCHES MINIMUM AND 0.409 INCHES MAXIMUM |
THREAD QUANTITY PER INCH | 56 |
THREAD SERIES DESIGNATOR | UNC |