4820-01-484-0039 SEAT,VALVE Index 6640-01-484-0041 FLASK,VOLUMETRIC

National Stock Number:
5305-01-484-0040

Federal Supply Class:
5305

National Item Identification Number:
014840040

Description:
SCREW,CAP,SOCKET HEAD

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.


Manufacturer Information:
737753853711NAVAL SEA SYSTEMS COMMAND
7377538A0461CALZONI S.R.L.
D1417999A0461CALZONI S.R.L.
D1417999D9182ZF INDUSTRIEANTRIEBE WITTEN GMBH


Techincal Specification:
FASTENER LENGTH22.0 MILLIMETERS NOMINAL
HEAD DIAMETER0.463 INCHES NOMINAL
HEAD HEIGHT0.309 INCHES NOMINAL
HEAD STYLEFLAT CHAMFER
HOLE CONFIGURATION STYLEROUND INTERNAL HEXAGON
HOLE DIAMETER1.5 MILLIMETERS NOMINAL
HOLE QUANTITY6
HOLE TYPEDRILLED
INTERNAL DRIVE STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A320 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL CORROSION RESISTING OVERALL
PROPRIETARY CHARACTERISTICSPACS
NOMINAL THREAD DIAMETER0.3125 INCHES
SPECIAL FEATURESTECH DATA NOT AUTHORIZED TO BE RELEASED OUTSIDE THE UNITED STATES
WIDTH ACROSS FLATS0.250 INCHES NOMINAL
SUPPLEMENTARY FEATURESTIP OF ITEM IS NON THREADED FOR 6 MM WITH 2 DRILLED HOLES, 1.5 MM DIA, 3 MM FROM END
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH16.0 MILLIMETERS NOMINAL
THREAD QUANTITY PER INCH18
THREAD SERIES DESIGNATORUNC


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