Part Number: AN104618

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CONDITION:
NS
AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE88044
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.563 INCHES MINIMUM
FASTENER LENGTH1.125 INCHES NOMINAL
HEAD STYLEHEXAGON
HEAD HEIGHT0.125 INCHES NOMINAL
WIDTH BETWEEN FLATS0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM
NOMINAL THREAD DIAMETER0.190 INCHES
GRIP LENGTH0.562 INCHES NOMINAL
FEATURES PROVIDEDFINISHED HEAD
THREAD QUANTITY PER INCH32
SURFACE FINISH32.0 MICROINCHES THREADS
SURFACE FINISH63.0 MICROINCHES BEARING SURFACE OF HEAD
SURFACE FINISH63.0 MICROINCHES GRIP
MATERIALSTEEL CORROSION RESISTING OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD SERIES DESIGNATORUNF
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.563 INCHES MINIMUM
FASTENER LENGTH1.125 INCHES NOMINAL
HEAD STYLEHEXAGON
HEAD HEIGHT0.125 INCHES NOMINAL
WIDTH BETWEEN FLATS0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM
NOMINAL THREAD DIAMETER0.190 INCHES
GRIP LENGTH0.562 INCHES NOMINAL
FEATURES PROVIDEDFINISHED HEAD
THREAD QUANTITY PER INCH32
SURFACE FINISH32.0 MICROINCHES THREADS
SURFACE FINISH63.0 MICROINCHES BEARING SURFACE OF HEAD
SURFACE FINISH63.0 MICROINCHES GRIP
MATERIALSTEEL CORROSION RESISTING OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD SERIES DESIGNATORUNF
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.