CA2658-4-18, Close Tolerance Screw

CA2658-4-18, Alcoa Global Fasteners Close Tolerance Screw.
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.277 INCHES MINIMUM AND 0.328 INCHES MAXIMUM
FASTENER LENGTH 1.543 INCHES MINIMUM AND 1.563 INCHES MAXIMUM
HEAD STYLE C4 CROWNED HEXAGON
HEAD HEIGHT 0.126 INCHES MINIMUM AND 0.141 INCHES MAXIMUM
WIDTH BETWEEN FLATS 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM
LOCKING FEATURE DETENT BALL GRIP
GRIP DIAMETER 0.2487 INCHES MINIMUM AND 0.2492 INCHES MAXIMUM
SHANK UNTHREADED HOLE DIAMETER 0.076 INCHES MINIMUM AND 0.086 INCHES MAXIMUM
INTERNAL DRIVE STYLE D14 SLOT
NOMINAL THREAD DIAMETER 0.250 INCHES
GRIP LENGTH 1.125 INCHES MINIMUM AND 1.141 INCHES MAXIMUM
THREAD QUANTITY PER INCH 28
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER 1.448 INCHES MINIMUM AND 1.468 INCHES MAXIMUM
SURFACE FINISH 32.0 MICROINCHES BEARING SURFACE OF HEAD
SURFACE FINISH 32.0 MICROINCHES GRIP
MATERIAL STEEL COMP XM-13 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT PASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIES DESIGNATOR UNJF
SOLD UNDER:
AS169-4-18 AVIBANK MFG, INC.
CA2658-4-18 ALCOA GLOBAL FASTENERS & RINGS, INC. MS3369B418 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC
72 available. NSN 5305010128929
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