5950-01-515-6729 TRANSFORMER,POWER AUTOTRANSFORME Index 5305-01-515-6731 SCREW,MACHINE

National Stock Number:
5306-01-515-6730

Federal Supply Class:
5306

National Item Identification Number:
015156730

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:
17P5T3507-50388277THE BOEING COMPANY


Techincal Specification:
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER4.359 INCHES MINIMUM AND 4.379 INCHES MAXIMUM FIRST HOLE
FASTENER LENGTH4.695 INCHES MINIMUM AND 4.725 INCHES MAXIMUM
HEAD HEIGHT0.271 INCHES NOMINAL
PART NAME ASSIGNED BY CONTROLLING AGENCYBOLT ASSEMBLY
NOMINAL THREAD DIAMETER1.375 INCHES
SHANK UNTHREADED HOLE DIAMETER0.131 INCHES MINIMUM AND 0.141 INCHES MAXIMUM FIRST HOLE
WIDTH BETWEEN FLATS1.875 INCHES NOMINAL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.121 INCHES NOMINAL
THREAD QUANTITY PER INCH12
THREAD SERIES DESIGNATORUNJF


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