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National Stock Number:
5305-00-528-4262
Federal Supply Class:
5305
National Item Identification Number:
005284262
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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Techincal Specification:
| FASTENER LENGTH | 0.437 INCHES NOMINAL | | HARDNESS RATING | 27.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL | | HEAD STYLE | HEADLESS (SETSCREW) | | INTERNAL DRIVE STYLE | SQUARE | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-16974 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-16974 MIL SPEC 2ND MATERIAL RESPONSE OR QQ-S-624 FED SPEC 3RD MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 1340 OR STEEL COMP 8630 OR STEEL COMP 4130 OVERALL | | NOMINAL THREAD DIAMETER | 0.375 INCHES | | POINT LENGTH | 0.281 INCHES NOMINAL | | POINT STYLE | FLAT | | POINT CHAMFER ANGLE | 29.0 DEGREES NOMINAL | | WIDTH ACROSS FLATS | 0.187 INCHES MINIMUM AND 0.195 INCHES MAXIMUM | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.437 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 24 | | THREAD SERIES DESIGNATOR | UNF |
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