5305-00-078-0176 THUMBSCREW Index 5305-00-078-0178 SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-00-078-0177

Federal Supply Class:
5305

National Item Identification Number:
000780177

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:
NAS1351-00LN6P80205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
TN1351-00LN6P26304TORKON FASTENER CORP


Techincal Specification:
NOMINAL THREAD DIAMETER0.060 INCHES
THREAD QUANTITY PER INCH80
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.320 INCHES MINIMUM AND
0.375 INCHES MAXIMUM
FASTENER LENGTH0.345 INCHES MINIMUM AND
0.375 INCHES MAXIMUM
MATERIALPLASTIC POLYAMIDE LOCKING FEATURE
STEEL FASTENER
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND
45.0 ROCKWELL C MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH180000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH155000 POUNDS PER SQUARE INCH
HEAD STYLEFLAT CHAMFER
HEAD DIAMETER0.091 INCHES MINIMUM AND
0.096 INCHES MAXIMUM
HEAD HEIGHT0.057 INCHES MINIMUM AND
0.060 INCHES MAXIMUM
INTERNAL DRIVE STYLEHEXAGON
WIDTH ACROSS FLATS0.050 INCHES MINIMUM AND
0.051 INCHES MAXIMUM
LOCKING FEATUREPELLET THREADS
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT


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