5305-01-569-7249 SCREW,CLOSE TOLERANCE Index 5305-01-569-7692 SCREW,CAP,HEXAGON HEAD

National Stock Number:
5305-01-569-7258

Federal Supply Class:
5305

National Item Identification Number:
015697258

Description:
SCREW,CAP,SOCKET HEAD

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.


Manufacturer Information:
10447090A486GNIMIKKEISTOKESKUS NCB FINLAND
NAS1351N08-480205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE


Techincal Specification:
FASTENER LENGTH0.220 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
HEAD DIAMETER0.262 INCHES MINIMUM AND 0.270 INCHES MAXIMUM
HEAD HEIGHT0.159 INCHES MINIMUM AND 0.164 INCHES MAXIMUM
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLEHEXAGON
MATERIALSTEEL OVERALL
NOMINAL THREAD DIAMETER0.164 INCHES
PART NAME ASSIGNED BY CONTROLLING AGENCYSCREW, CAP, SOCKET HEAD
WIDTH ACROSS FLATS0.141 INCHES NOMINAL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.250 INCHES NOMINAL
THREAD QUANTITY PER INCH36
THREAD SERIES DESIGNATORUNRF


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