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		                        | National Stock Number:
 5305-01-029-0543
 
 Federal Supply Class:
 5305
 
 National Item Identification Number:
 010290543
 
 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:
 
 | 4915023-02 | 90536 | LOCKHEED MARTIN CORP |  | 870768 | 019L2 | ESNA, LLC |  | LP62XD02J5HQ | 16941 | LONG-LOK LLC |  | 870768 | 72962 | HARVARD INDUSTRIES INC | 
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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 | 0.303 INCHES MINIMUM AND |  |  | 0.323 INCHES MAXIMUM |  | FASTENER LENGTH | 0.303 INCHES MINIMUM AND |  |  | 0.323 INCHES MAXIMUM |  | MATERIAL | STEEL COMP 4150 OVERALL |  | MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |  | SURFACE TREATMENT | CADMIUM OVERALL |  | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |  | HARDNESS RATING | 45.0 ROCKWELL C MINIMUM AND |  |  | 53.0 ROCKWELL C MAXIMUM OVERALL |  | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |  | HEAD STYLE | HEADLESS (SETSCREW) |  | INTERNAL DRIVE STYLE | HEXAGON |  | WIDTH ACROSS FLATS | 0.184 INCHES MINIMUM AND |  |  | 0.190 INCHES MAXIMUM |  | POINT STYLE | CUP | 
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