5305-01-643-9759 SCREW,MACHINE 5305-01-644-1770 SCREW,CAP,HEXAGON HEAD

National Stock Number:
5305-01-644-1044

Federal Supply Class:
5305

National Item Identification Number:
016441044

Description:
SCREW,MACHINE


Manufacturer Information:
NAS5312E5-1880205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE


Techincal Specification:
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
FASTENER LENGTH1.063 INCHES MINIMUM AND 1.125 INCHES MAXIMUM
HEAD STYLEFLAT COUNTERSUNK
INTERNAL DRIVE STYLETORX
PART NAME ASSIGNED BY CONTROLLING AGENCYSCREW FLUSH HEAD FULL THREAD 6 LOBE RECESS
NOMINAL THREAD DIAMETER0.312 INCHES
SCREW MATERIALIRON ALLOY 660
SCREW SURFACE TREATMENTPASSIVATE
SPLINE MAJOR DIAMETER0.221 INCHES NOMINAL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.992 INCHES NOMINAL
THREAD QUANTITY PER INCH24
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF)


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