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National Stock Number:
5305-00-207-0728
Federal Supply Class:
5305
National Item Identification Number:
002070728
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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Techincal Specification:
| FASTENER LENGTH | 0.719 INCHES MINIMUM AND 0.781 INCHES MAXIMUM | | FEATURES PROVIDED | CASEHARDENED | | HARDNESS RATING | 30.0 ROCKWELL C MINIMUM OVERALL AND 37.0 ROCKWELL C MAXIMUM OVERALL | | HEAD HEIGHT | 0.245 INCHES NOMINAL | | HEAD STYLE | SQUARE | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | INTERNAL DRIVE STYLE | W/O INTERNAL DRIVE | | MATERIAL | STEEL OVERALL | | POINT CHAMFER ANGLE | 58.0 DEGREES MINIMUM AND 62.0 DEGREES MAXIMUM | | POINT LENGTH | 0.182 INCHES NOMINAL | | POINT STYLE | FLAT | | WIDTH BETWEEN FLATS | 0.302 INCHES MINIMUM AND 0.312 INCHES MAXIMUM | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.719 INCHES MINIMUM AND 0.781 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 18 | | THREAD SERIES DESIGNATOR | UNC |
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