5305-00-685-8298 SCREW,MACHINE Index 5306-00-685-8304 BOLT,MACHINE

National Stock Number:
5306-00-685-8301

Federal Supply Class:
5306

National Item Identification Number:
006858301

Description:
BOLT,INTERNAL WRENCHING

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No. 10 (0.190 IN.) (5 mm) or larger. It is designed with an internal socket or internal multiple spline for use with an internal driver. The head is beveled (conical) or cylindrical in shape. Items with cylindrical shaped heads must have an externally relieved body. A locking feature may be incorporated in the design of the head or threads. See also SCREW, CAP, SOCKET HEAD. Excludes SETSCREW; SCREW, SHOULDER; BOLT, SHOULDER; SCREW, EXTERNALLY RELIEVED BODY; BOLT, EXTERNALLY RELIEVED BODY; and SCREW, MACHINE.


Manufacturer Information:
119549-00306481NORTHROP GRUMMAN SYSTEMS CORPORATION
330-1266-0013499ROCKWELL COLLINS, INC.
56172-1556878SPS TECHNOLOGIES, LLC


Techincal Specification:
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.625 INCHES NOMINAL
FASTENER LENGTH0.937 INCHES NOMINAL
FIRST DIAMETER FROM HEAD0.143 INCHES NOMINAL
HARDNESS RATING38.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM OVERALL
HEAD DIAMETER0.270 INCHES NOMINAL
HEAD HEIGHT0.113 INCHES NOMINAL
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLEHEXAGON
MATERIALSTEEL OVERALL
NOMINAL THREAD DIAMETER0.164 INCHES
WIDTH ACROSS FLATS0.141 INCHES NOMINAL
SURFACE TREATMENTZINC OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.312 INCHES MINIMUM
THREAD SERIES DESIGNATORUNC
THREAD QUANTITY PER INCH32


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