5305-01-581-1905 SCREW,MACHINE Index 5305-01-581-1914 SCREW,MACHINE

National Stock Number:
5305-01-581-1912

Federal Supply Class:
5305

National Item Identification Number:
015811912

Description:
SCREW,MACHINE

Detail:
An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, MACHINE; BOLT, EXTERNALLY RELIEVED BODY; BOLT, INTERNAL WRENCHING; and SCREW, CAP, SOCKET HEAD.


Manufacturer Information:
BACS12GU3K2481205THE BOEING COMPANY


Techincal Specification:
FASTENER LENGTH1.484 INCHES MINIMUM AND 1.531 INCHES MAXIMUM
HEAD HEIGHT0.167 INCHES MINIMUM AND 0.190 INCHES MAXIMUM
HEAD STYLEHEXAGON
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
PART NAME ASSIGNED BY CONTROLLING AGENCYSCREW, HEX HEAD WITH CROSS RECESS, TITANIUM
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
SPECIAL FEATURES10-32 X 1-1/2" HEX HEAD MACHINE SCREW
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.468 INCHES NOMINAL
THREAD QUANTITY PER INCH32
THREAD SERIES DESIGNATORUNJC
WIDTH BETWEEN FLATS0.305 INCHES MINIMUM AND 0.314 INCHES MAXIMUM


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