5998-00-272-6219 CIRCUIT CARD ASSEMBLY Index 5305-00-272-6222 SETSCREW

National Stock Number:
5305-00-272-6221

Federal Supply Class:
5305

National Item Identification Number:
002726221

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:
78981PC310001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER
SP724410001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER
TP724410001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER


Techincal Specification:
FASTENER LENGTH0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM
HEAD STYLEHEADLESS (SETSCREW)
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-637,COMP 2 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-B-639,COMP 2 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALCOPPER ALLOY 482 OVERALL
NOMINAL THREAD DIAMETER0.156 INCHES
POINT CHAMFER ANGLE50.0 DEGREES MINIMUM AND 70.0 DEGREES MAXIMUM
POINT LENGTH0.053 INCHES MINIMUM AND 0.073 INCHES MAXIMUM
POINT STYLECONE
SPECIAL FEATURESPOINT UNDERCUT UNDER THREAD
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.260 INCHES MAXIMUM
THREAD QUANTITY PER INCH36
THREAD SERIES DESIGNATORUNS


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