5340-00-990-4054 BAND,RETAINING Index 5305-00-990-4057 THUMBSCREW

National Stock Number:
5305-00-990-4056

Federal Supply Class:
5305

National Item Identification Number:
009904056

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:
861971319200US ARMY ARDEC RDECOM


Techincal Specification:
FASTENER LENGTH0.562 INCHES NOMINAL
HEAD HEIGHT0.125 INCHES NOMINAL
HEAD DIAMETER0.500 INCHES NOMINAL
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 303 OVERALL
NOMINAL THREAD DIAMETER0.190 INCHES
POINT STYLEFLAT
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.307 INCHES MINIMUM
THREAD QUANTITY PER INCH32
THREAD SERIES DESIGNATORUNF


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