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National Stock Number:
5305-01-189-8428
Federal Supply Class:
5305
National Item Identification Number:
011898428
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:
| 52-W-2288-26 | 21439 | CURTISS-WRIGHT FLOW CONTROL SERVICE, LLC | | NP270FS420K5C | 26233 | NYLOK LLC | | NYLOK | 56878 | SPS TECHNOLOGIES, LLC |
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Techincal Specification:
| FASTENER LENGTH | 0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM | | HEAD STYLE | HEADLESS (SETSCREW) | | INTERNAL DRIVE STYLE | HEXAGON | | POINT STYLE | CUP | | PROPRIETARY CHARACTERISTICS | PACS | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | WIDTH ACROSS FLATS | 0.125 INCHES NOMINAL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES DESIGNATOR | UNRC |
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