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National Stock Number: 5305-01-468-6272
Federal Supply Class: 5305
National Item Identification Number: 014686272
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:
1/4-28UNF-3A LG =1/2 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH | 1/4-28UNF-3A LG 1/2 | 53711 | NAVAL SEA SYSTEMS COMMAND | 124-4322649 PC28 | 53711 | NAVAL SEA SYSTEMS COMMAND | 4322649 PC-28 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
THREAD SERIES DESIGNATOR | UNF | NOMINAL THREAD DIAMETER | 0.250 INCHES | THREAD QUANTITY PER INCH | 28 | THREAD CLASS | 3A | THREAD DIRECTION | RIGHT-HAND | FASTENER LENGTH | 0.500 INCHES NOMINAL | MATERIAL | STEEL CORROSION RESISTING OVERALL |
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