5305-01-112-3101 SCREW,EXTERNALLY RELIEVED BODY Index 5940-01-112-3105 TERMINAL,FEEDTHRU

National Stock Number:
5305-01-112-3104

Federal Supply Class:
5305

National Item Identification Number:
011123104

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:
318423210001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER


Techincal Specification:
THREAD SERIES DESIGNATORUNC
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.980 INCHES MINIMUM AND
1.020 INCHES MAXIMUM
FASTENER LENGTH0.980 INCHES MINIMUM AND
1.020 INCHES MAXIMUM
MATERIALSTEEL OVERALL
SURFACE TREATMENTZINC AND
CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-Z-325 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING45.0 ROCKWELL C MINIMUM AND
53.0 ROCKWELL C MAXIMUM OVERALL
HEAD STYLEHEADLESS (SETSCREW)
INTERNAL DRIVE STYLEHEXAGON
WIDTH ACROSS FLATS0.125 INCHES MINIMUM AND
0.127 INCHES MAXIMUM
LOCKING FEATUREPATCH THREADS
POINT STYLEOVAL


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