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National Stock Number:
5305-00-013-9052
Federal Supply Class:
5305
National Item Identification Number:
000139052
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:
| FFS103TYPE3STYLE4 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
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Techincal Specification:
| FASTENER LENGTH | 1.500 INCHES NOMINAL | | HARDNESS RATING | 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL | | HEAD STYLE | HEADLESS (SETSCREW) | | INTERNAL DRIVE STYLE | HEXAGON | | MATERIAL | STEEL COMP 2340 OR STEEL COMP 3135 OR STEEL COMP 4037 OR STEEL COMP 4140 OR STEEL COMP 4340 OR STEEL COMP 8630 OR STEEL COMP 8740 OR STEEL COMP 9440 OVERALL | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | POINT STYLE | CUP | | WIDTH ACROSS FLATS | 0.156 INCHES MINIMUM AND 0.158 INCHES MAXIMUM | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.500 INCHES MINIMUM | | THREAD QUANTITY PER INCH | 24 | | THREAD SERIES DESIGNATOR | UNF |
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