5310-01-414-5630 WASHER,FLAT Index 5305-01-414-5632 SCREW,MACHINE

National Stock Number:
5305-01-414-5631

Federal Supply Class:
5305

National Item Identification Number:
014145631

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:
1244949919207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
1244949933875RAYTHEON E-SYSTEMS INC
90096A43539428MCMASTER-CARR SUPPLY CO


Techincal Specification:
EXTENDED WASHER THICKNESS0.040 INCHES NOMINAL
EXTENDED WASHER DIAMETER0.500 INCHES NOMINAL
FASTENER LENGTH0.690 INCHES MINIMUM AND 0.810 INCHES MAXIMUM
HEAD HEIGHT0.180 INCHES NOMINAL
HEAD STYLEDOUBLE HEXAGON EXTENDED WASHER
INTERNAL DRIVE STYLEW/O INTERNAL DRIVE
MATERIALSTEEL OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES
POINT STYLEFLAT
THREAD QUANTITY PER INCH20
THREAD SERIES DESIGNATORUNF
WIDTH BETWEEN FLATS0.375 INCHES NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM B633 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTZINC OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2A
THREAD LENGTH0.690 INCHES MINIMUM AND 0.810 INCHES MAXIMUM


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