5305-01-057-4976 SETSCREW Index 5305-01-057-4978 SETSCREW

National Stock Number:
5305-01-057-4977

Federal Supply Class:
5305

National Item Identification Number:
010574977

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:
NAS1081C5A6L80205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE


Techincal Specification:
THREAD SERIES DESIGNATORUNF
NOMINAL THREAD DIAMETER0.312 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.365 INCHES MINIMUM AND
0.385 INCHES MAXIMUM
FASTENER LENGTH0.365 INCHES MINIMUM AND
0.385 INCHES MAXIMUM
MATERIALSTEEL COMP 303 OR
STEEL COMP 303SE OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-7720 MIL SPEC 1ST MATERIAL RESPONSE OR
MIL-S-7720 MIL SPEC 2ND MATERIAL RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HEAD STYLEHEADLESS (SETSCREW)
INTERNAL DRIVE STYLEHEXAGON
WIDTH ACROSS FLATS0.1562 INCHES MINIMUM AND
0.1582 INCHES MAXIMUM
LOCKING FEATURESTRIP THREADS
POINT STYLEFLAT


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