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National Stock Number:
5305-00-179-9357
Federal Supply Class:
5305
National Item Identification Number:
001799357
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:
| C1258-8-32 | 81755 | LOCKHEED MARTIN CORPORATION | | CL40SSC | 99862 | CARR LANE MANUFACTURING CO |
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Techincal Specification:
| FASTENER LENGTH | 3.970 INCHES MINIMUM AND 4.030 INCHES MAXIMUM | | INTERNAL DRIVE STYLE | HEXAGON | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | POINT DIAMETER | 0.410 INCHES NOMINAL | | POINT LENGTH | 0.470 INCHES NOMINAL | | POINT SWIVEL INCLUDED ANGLE | 40.0 DEGREES NOMINAL | | THREAD CLASS | 2A | | THREAD LENGTH | 3.500 INCHES MINIMUM AND 3.560 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 13 | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) | | WIDTH ACROSS FLATS | 0.250 INCHES NOMINAL |
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