5306-01-410-6658 BOLT,INTERNALLY RELIEVED BODY Index 5305-01-410-6660 SCREW,SHOULDER

National Stock Number:
5305-01-410-6659

Federal Supply Class:
5305

National Item Identification Number:
014106659

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:
76B8169-114170HUGHES MISSILE SYSTEMS CO SAN DIEGO
76B8169-115090RAYTHEON COMPANY


Techincal Specification:
FASTENER LENGTH0.226 INCHES NOMINAL
HEAD DIAMETER0.245 INCHES NOMINAL
HEAD HEIGHT0.220 INCHES MINIMUM AND 0.230 INCHES MAXIMUM
HEAD STYLEFILLISTER
INTERNAL DRIVE STYLEHEXAGON
NOMINAL THREAD DIAMETER0.250 INCHES
WIDTH ACROSS FLATS0.125 INCHES MINIMUM AND 0.127 INCHES MAXIMUM
THREAD LENGTH0.190 INCHES NOMINAL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH28
THREAD SERIES DESIGNATORUNF


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