COUNTERSINK ANGLE | 80.0 DEGREES MINIMUM AND 84.0 DEGREES MAXIMUM |
FASTENER LENGTH | 0.345 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
HEAD DIAMETER | 0.218 INCHES MINIMUM AND 0.255 INCHES MAXIMUM |
HEAD STYLE | FLAT COUNTERSUNK |
INTERNAL DRIVE STYLE | HEXAGON |
LOCKING FEATURE | PATCH THREADS |
MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A493 ASSN STD ALL MATERIAL RESPONSES FASTENER |
MATERIAL | PLASTIC POLYAMIDE LOCKING FEATURE |
MATERIAL | STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 316 OR STEEL COMP 384 OR STEEL COMP XM-7 FASTENER |
MINIMUM TENSILE STRENGTH | 80000 POUNDS PER SQUARE INCH |
NOMINAL THREAD DIAMETER | 0.112 INCHES |
SPECIAL FEATURES | SELF-LOCKING ELEMENT: PATCH TYPE PER MIL-F-18240 EXCEPT PREVAILING AND BREAKAWAY TORQUE VALUES LISTED IN INDUSTRIAL FASTENER INSTITUTE SPECIFICATION IFI-124 SHALL APPLY |
WIDTH ACROSS FLATS | 0.062 INCHES NOMINAL |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM A380 ASSN STD SINGLE TREATMENT RESPONSE FASTENER |
SURFACE TREATMENT | PASSIVATE FASTENER |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.252 INCHES NOMINAL |
THREAD QUANTITY PER INCH | 40 |
THREAD SERIES DESIGNATOR | UNC |