5305-00-991-3187 THUMBSCREW Index 5310-00-991-3189 NUT STRIP

National Stock Number:
5305-00-991-3188

Federal Supply Class:
5305

National Item Identification Number:
009913188

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:
861971219200US ARMY ARDEC RDECOM


Techincal Specification:
FASTENER LENGTH0.984 INCHES MINIMUM AND 1.000 INCHES MAXIMUM
HARDNESS RATING35.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
HEAD STYLEHEADLESS (SETSCREW)
INTERNAL DRIVE STYLESLOT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 416 OVERALL
NOMINAL THREAD DIAMETER0.375 INCHES
POINT LENGTH0.188 INCHES MINIMUM AND 0.204 INCHES MAXIMUM
POINT STYLEDOG
POINT DIAMETER0.172 INCHES MINIMUM AND 0.188 INCHES MAXIMUM
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.780 INCHES MINIMUM AND 0.812 INCHES MAXIMUM
THREAD QUANTITY PER INCH24
THREAD SERIES DESIGNATORUNF


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