4820-00-852-8160 COCK,DRAIN Index 6125-00-852-8166 MOTOR-GENERATOR

National Stock Number:
5305-00-852-8164

Federal Supply Class:
5305

National Item Identification Number:
008528164

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:
826783019200US ARMY ARDEC RDECOM


Techincal Specification:
FASTENER LENGTH1.156 INCHES NOMINAL
HEAD DIAMETER0.281 INCHES NOMINAL
HEAD HEIGHT0.171 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 DIAMETER0.250 INCHES
POINT STYLECHAMFER DOG
POINT CHAMFER ANGLE45.0 DEGREES NOMINAL
POINT DIAMETER0.156 INCHES NOMINAL
POINT LENGTH0.344 INCHES NOMINAL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.750 INCHES MINIMUM
THREAD QUANTITY PER INCH20
THREAD SERIES DESIGNATORUNC


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