FASTENER LENGTH | 0.719 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |
HEAD DIAMETER | 0.407 INCHES MINIMUM AND 0.425 INCHES MAXIMUM |
HEAD HEIGHT | 0.139 INCHES MINIMUM AND 0.151 INCHES MAXIMUM |
HEAD STYLE | PAN |
INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
MATERIAL | STEEL COMP 305 OR STEEL COMP 410 OVERALL |
NOMINAL THREAD DIAMETER | 0.216 INCHES |
PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
PRIMARY WASHER MATERIAL THICKNESS | 0.063 INCHES NOMINAL |
PRIMARY WASHER OUTSIDE DIAMETER | 0.414 INCHES MINIMUM AND 0.429 INCHES MAXIMUM |
PRIMARY WASHER STYLE | SPLIT HELICAL RING |
SECONDARY WASHER MATERIAL THICKNESS | 0.046 INCHES NOMINAL |
SECONDARY WASHER RELATIONSHIP TO PRIMARY WASHER | NOT IDENTICAL |
SECONDARY WASHER OUTSIDE DIAMETER | 0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM |
SECONDARY WASHER STYLE | FLAT |
WASHER QUANTITY | 2 |
SURFACE TREATMENT | PASSIVATE OVERALL |
THREAD CLASS | 2A |
THREAD DIRECTION | RIGHT-HAND |
THREAD SERIES DESIGNATOR | UNC |
THREAD QUANTITY PER INCH | 24 |