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National Stock Number:
5305-00-206-3478
Federal Supply Class:
5305
National Item Identification Number:
002063478
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:
| F556 | 25729 | GRACE W E MFG CO | | M1803 | 61208 | TWIN DISC, INCORPORATED | | M2038AC | 61208 | TWIN DISC, INCORPORATED |
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Techincal Specification:
| FASTENER LENGTH | 0.438 INCHES NOMINAL | | HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM OVERALL | | HEAD STYLE | HEADLESS (SETSCREW) | | INTERNAL DRIVE STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 4140 OVERALL | | MINIMUM TENSILE STRENGTH | 150000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.375 INCHES | | POINT STYLE | HALF DOG | | WIDTH ACROSS FLATS | 0.188 INCHES NOMINAL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.438 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 24 | | THREAD SERIES DESIGNATOR | UNF |
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