5306-01-370-6938 BOLT,MACHINE Index 5306-01-370-6940 BOLT,MACHINE

National Stock Number:
5306-01-370-6939

Federal Supply Class:
5306

National Item Identification Number:
013706939

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:
AS3416-100U583SAE INTERNATIONAL
AS3416-1081343SOCIETY OF AUTOMOTIVE ENGINEERS INC


Techincal Specification:
THREAD DIRECTIONRIGHT-HAND
FASTENER LENGTH0.990 INCHES MINIMUM AND
1.010 INCHES MAXIMUM
MATERIALNICKEL ALLOY 718 OVERALL
THREAD LENGTH0.882 INCHES MINIMUM AND
0.902 INCHES MAXIMUM
HEAD STYLEHEXAGON
THREAD SERIES DESIGNATORUNJF
NOMINAL THREAD DIAMETER0.375 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3A
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
HEAD HEIGHT0.188 INCHES MINIMUM AND
0.203 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.553 INCHES MINIMUM AND
0.564 INCHES MAXIMUM
GRIP LENGTH0.025 INCHES MINIMUM
SURFACE FINISH32.0 MICROINCHES BEARING SURFACE OF HEAD
32.0 MICROINCHES THREADS


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