5305-01-325-1970 SCREW,EXTERNALLY RELIEVED BODY Index 5306-01-325-1972 BOLT,SQUARE NECK

National Stock Number:
5305-01-325-1971

Federal Supply Class:
5305

National Item Identification Number:
013251971

Description:
SETSCREW

Detail:
An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.


Manufacturer Information:
91385A57639428MCMASTER-CARR SUPPLY CO


Techincal Specification:
FASTENER LENGTH0.375 INCHES NOMINAL
HEAD STYLEHEADLESS (SETSCREW)
INTERNAL DRIVE STYLEHEXAGON
LOCKING FEATUREPATCH THREADS
MATERIALPLASTIC POLYAMIDE NYLON LOCKING FEATURE
MATERIALSTEEL FASTENER
NOMINAL THREAD DIAMETER0.312 INCHES
POINT STYLECUP
WIDTH ACROSS FLATS0.156 INCHES NOMINAL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH18
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)


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