5305-01-317-4002 SETSCREW Index 5306-01-317-4004 BOLT,EXTERNALLY RELIEVED BODY

National Stock Number:
5305-01-317-4003

Federal Supply Class:
5305

National Item Identification Number:
013174003

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:
40A95376-114170HUGHES MISSILE SYSTEMS CO SAN DIEGO
40A95376-115090RAYTHEON COMPANY


Techincal Specification:
FASTENER LENGTH0.438 INCHES NOMINAL
HEAD DIAMETER0.473 INCHES MINIMUM AND 0.492 INCHES MAXIMUM
HEAD HEIGHT0.162 INCHES MINIMUM AND 0.175 INCHES MAXIMUM
HEAD STYLEPAN
INTERNAL DRIVE STYLESLOT
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
MINIMUM TENSILE STRENGTH55000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.250 INCHES
POINT DIAMETER0.183 INCHES MINIMUM AND 0.189 INCHES MAXIMUM
POINT LENGTH0.200 INCHES NOMINAL
POINT STYLECHAMFER DOG
POINT CHAMFER ANGLE45.0 DEGREES NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION40A71111-R018 MFR REF SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.238 INCHES NOMINAL
THREAD QUANTITY PER INCH28
THREAD SERIES DESIGNATORUNF


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