5305-00-452-4970 SCREW,CAP,HEXAGON HEAD Index 5306-00-452-4972 BOLT,MACHINE

National Stock Number:
5306-00-452-4971

Federal Supply Class:
5306

National Item Identification Number:
004524971

Description:
BOLT,MACHINE

Detail:
An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, BOLT, SHEAR. See also SCREW, CAP, HEXAGON HEAD and SCREW, MACHINE.


Manufacturer Information:
99-950684399995NATO STOCK NUMBER ASSIGNED BY ANOTHER NATION
991/4/00113/003K2523EATON LIMITED
A104-2BK4975UFC AEROSPACE EUROPE LIMITED
A104-2BK7766BRITISH STANDARDS INSTITUTION


Techincal Specification:
FASTENER LENGTH0.600 INCHES MINIMUM AND 0.640 INCHES MAXIMUM
GRIP LENGTH0.263 INCHES MINIMUM AND 0.293 INCHES MAXIMUM
HEAD HEIGHT0.075 INCHES MINIMUM AND 0.085 INCHES MAXIMUM
HEAD STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONS.80 FSCM K7766 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL CORROSION RESISTING OVERALL
NOMINAL THREAD DIAMETER0.138 INCHES
WIDTH BETWEEN FLATS0.245 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2A
THREAD LENGTH0.307 INCHES MINIMUM AND 0.377 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNC
THREAD QUANTITY PER INCH32


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