5305-00-931-3141 SCREW,MACHINE Index 5305-00-931-3143 SETSCREW

National Stock Number:
5305-00-931-3142

Federal Supply Class:
5305

National Item Identification Number:
009313142

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:
LK1081-08D426304TORKON FASTENER CORP
MS18063-1296906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
NAS1081-08D4P09GZ1BE AEROSPACE INC BE SERVICES DIV
NAS1081-08D480205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE


Techincal Specification:
THREAD SERIES DESIGNATORUNC
NOMINAL THREAD DIAMETER0.164 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.250 INCHES MAXIMUM
FASTENER LENGTH0.250 INCHES NOMINAL
MATERIALSTEEL COMP 4037 OR
STEEL COMP 4137 OR
STEEL COMP 4140 OR
STEEL COMP 8630 OR
STEEL COMP 8740 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENTCADMIUM AND
CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 TYPE 2 CLASS 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
HARDNESS RATING33.0 ROCKWELL C MINIMUM AND
40.0 ROCKWELL C MAXIMUM OVERALL
HEAD STYLEHEADLESS (SETSCREW)
INTERNAL DRIVE STYLEHEXAGON
WIDTH ACROSS FLATS0.078 INCHES MINIMUM AND
0.079 INCHES MAXIMUM
LOCKING FEATUREPATCH OR
PELLET OR
STRIP THREADS
POINT STYLECUP
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCEMS18063-12


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