5305-00-045-1681 SETSCREW Index 5305-00-045-1685 SETSCREW

National Stock Number:
5305-00-045-1684

Federal Supply Class:
5305

National Item Identification Number:
000451684

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.


Manufacturer Information:
MS51021-996906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
FASTENER LENGTH0.125 INCHES NOMINAL
HARDNESS RATING25.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
HEAD STYLEHEADLESS (SETSCREW)
INTERNAL DRIVE STYLEHEXAGON
MATERIALSTEEL COMP 304 OVERALL
NOMINAL THREAD DIAMETER0.112 INCHES
POINT STYLECUP
WIDTH ACROSS FLATS0.050 INCHES NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.125 INCHES MINIMUM
THREAD QUANTITY PER INCH40
THREAD SERIES DESIGNATORUNC


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