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		                        | National Stock Number:
 5305-01-030-5537
 
 Federal Supply Class:
 5305
 
 National Item Identification Number:
 010305537
 
 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.
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 Manufacturer Information:
 
 | 642AS1005-5 | 30003 | NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY  NOT MATERIAL/PARTS SUPPLIER | 
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 Techincal Specification:
 
 | THREAD SERIES DESIGNATOR | UNF |  | NOMINAL THREAD DIAMETER | 0.312 INCHES |  | THREAD QUANTITY PER INCH | 24 |  | THREAD CLASS | 2A |  | THREAD DIRECTION | RIGHT-HAND |  | FASTENER LENGTH | 0.860 INCHES MINIMUM AND |  |  | 0.920 INCHES MAXIMUM |  | MATERIAL | PLASTIC POLYAMIDE OVERALL |  | HEAD STYLE | HEADLESS (SETSCREW) |  | INTERNAL DRIVE STYLE | SLOT |  | POINT STYLE | POINTLESS | 
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