5305-01-338-4568 SCREW,MACHINE Index 5998-01-338-4570 PRINTED WIRING BOARD

National Stock Number:
5305-01-338-4569

Federal Supply Class:
5305

National Item Identification Number:
013384569

Description:
SCREW,MACHINE

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below No. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, CLEVIS; BOLT, EXTERNALLY RELIEVED BODY; SCREW, EXTERNALLY RELIEVED BODY; and SCREW, ASSEMBLED WASHER. See also, SCREW, INSTRUMENT; BOLT, MACHINE; BOLT, INTERNAL WRENCHING; and SCREW, CAP SOCKET HEAD.


Manufacturer Information:
BACS12GU3K2606725SPS TECHNOLOGIES, LLC
BACS12GU3K2606950HOWMET GLOBAL FASTENING SYSTEMS INC
BACS12GU3K2617446HUCK INTERNATIONAL, INC
BACS12GU3K261RC86HOWMET GLOBAL FASTENING SYSTEMS INC
BACS12GU3K2627624SPS TECHNOLOGIES LLC
BACS12GU3K2680539SPS TECHNOLOGIES, LLC
BACS12GU3K2681205THE BOEING COMPANY
BACS12GU3K2697928HUCK INTL INC
BACS12GU3K2698524MONOGRAM AEROSPACE FASTENERS, INC
BACS12GU3K26Z03F0BOEING DEFENCE AUSTRALIA LTD
BACS12GU3K26Z8T75BOEING DEFENCE AUSTRALIA LTD


Techincal Specification:
BEARING SURFACE OF HEAD SURFACE FINISH63.0 MICROINCHES
FASTENER LENGTH1.594 INCHES MINIMUM AND 1.609 INCHES MAXIMUM
HEAD HEIGHT0.105 INCHES MINIMUM AND 0.120 INCHES MAXIMUM
HEAD STYLEHEXAGON
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
NOMINAL THREAD DIAMETER0.190 INCHES
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONAMS4928 ASSN STD SINGLE MATERIAL RESPONSE OR AMS4967 ASSN STD SINGLE MATERIAL RESPONSE
SCREW MATERIALTITANIUM ALLOY UNS R56400
SCREW SURFACE TREATMENTALUMINUM
WIDTH BETWEEN FLATS0.305 INCHES MINIMUM AND 0.314 INCHES MAXIMUM
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS3A
THREAD LENGTH1.532 INCHES MINIMUM AND 1.609 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNJF
THREAD QUANTITY PER INCH32
THREAD SURFACE FINISH32.0 MICROINCHES


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