NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE | 80205 |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.594 INCHES MINIMUM |
FASTENER LENGTH | 0.656 INCHES NOMINAL |
HEAD STYLE | HEXAGON |
HEAD HEIGHT | 0.156 INCHES NOMINAL |
WIDTH BETWEEN FLATS | 0.438 INCHES NOMINAL |
HOLE DIAMETER | 0.062 INCHES NOMINAL |
NOMINAL THREAD DIAMETER | 0.250 INCHES |
GRIP LENGTH | 0.062 INCHES NOMINAL |
HOLE QUANTITY | 1 |
HOLE TYPE | DRILLED |
FEATURES PROVIDED | FINISHED HEAD |
THREAD QUANTITY PER INCH | 28 |
HOLE CONFIGURATION STYLE | HEXAGON FLATS |
MATERIAL | STEEL COMP 321 OVERALL OR STEEL COMP 347 OVERALL |
MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC 1ST MATERIAL RESPONSE OVERALL OR AMS 5645 ASSN STD 2ND MATERIAL RESPONSE OVERALL OR AMS 5646 ASSN STD 3RD MATERIAL RESPONSE OVERALL |
SURFACE TREATMENT | PASSIVATE OVERALL |
THREAD SERIES DESIGNATOR | UNF |
SPECIFICATION/STANDARD DATA | 80205-NAS501 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of .19 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of . 15 inch ( . 38 mm) or less, BOLT, SHEAR. See also SCREW, CAP, HEXAGON HEAD and SCREW, MACHINE. |