5305-00-054-9308 SETSCREW Index 5305-00-054-9313 SETSCREW

National Stock Number:
5305-00-054-9312

Federal Supply Class:
5305

National Item Identification Number:
000549312

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:
MS51955-12696906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
FASTENER LENGTH2.906 INCHES MINIMUM AND 3.000 INCHES MAXIMUM
HARDNESS RATING30.0 ROCKWELL C MINIMUM OVERALL AND 37.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT0.635 INCHES MINIMUM AND 0.678 INCHES MAXIMUM
HEAD STYLESQUARE
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
NOMINAL THREAD DIAMETER0.875 INCHES
POINT STYLECUP
WIDTH BETWEEN FLATS0.852 INCHES MINIMUM AND 0.875 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
SURFACE TREATMENTCADMIUM OVERALL AND CHROMATE OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2A
THREAD LENGTH3.000 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNC
THREAD QUANTITY PER INCH9


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