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		                        | National Stock Number:
 5305-01-027-2993
 
 Federal Supply Class:
 5305
 
 National Item Identification Number:
 010272993
 
 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:
 
 | 589564 | 21450 | ARMY WEAPONS COMMAND ATTN AMSWE-REE-S | 
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 Techincal Specification:
 
 | THREAD SERIES DESIGNATOR | UNF |  | NOMINAL THREAD DIAMETER | 0.190 INCHES |  | THREAD QUANTITY PER INCH | 32 |  | THREAD CLASS | 3A |  | THREAD DIRECTION | RIGHT-HAND |  | THREAD LENGTH | 0.862 INCHES MINIMUM AND |  |  | 0.888 INCHES MAXIMUM |  | FASTENER LENGTH | 0.862 INCHES MINIMUM AND |  |  | 0.888 INCHES MAXIMUM |  | MATERIAL | STEEL OVERALL |  | SURFACE TREATMENT | CADMIUM OR |  |  | ZINC OVERALL |  | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR |  |  | QQ-Z-325,TY 2,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL |  | HEAD STYLE | HEADLESS (SETSCREW) |  | INTERNAL DRIVE STYLE | HEXAGON |  | WIDTH ACROSS FLATS | 0.095 INCHES MAXIMUM |  | POINT STYLE | OVAL |  | SPEC/STD CONTROLLING DATA |  |  | MANUFACTURERS CODE | 21450 |  | DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | 589564 | 
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