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National Stock Number: 5306-00-639-6782
Federal Supply Class: 5306
National Item Identification Number: 006396782
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.
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Manufacturer Information:
273149 | 52661 | RTX CORPORATION | 273149 | 77445 | RTX CORPORATION |
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Techincal Specification:
FASTENER LENGTH | 1.615 INCHES MINIMUM AND 1.635 INCHES MAXIMUM | FEATURES PROVIDED | FINISHED HEAD | GRIP LENGTH | 0.750 INCHES MINIMUM AND 0.812 INCHES MAXIMUM | HEAD HEIGHT | 0.271 INCHES MINIMUM AND 0.291 INCHES MAXIMUM | HEAD STYLE | HEXAGON | HOLE CONFIGURATION STYLE | HEXAGON FLATS | HOLE DIAMETER | 0.070 INCHES NOMINAL | HOLE QUANTITY | 3 | HOLE TYPE | DRILLED | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 7472 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | MATERIAL | STEEL CORROSION RESISTING OVERALL | NOMINAL THREAD DIAMETER | 0.312 INCHES | NONSTANDARD THREAD PITCH DIAMETER | +0.2800 TO 0.2824 INCHES | WIDTH BETWEEN FLATS | 0.493 INCHES MINIMUM AND 0.503 INCHES MAXIMUM | SURFACE FINISH | 32.0 MICROINCHES THREADS | SURFACE FINISH | 63.0 MICROINCHES BEARING SURFACE OF HEAD | SURFACE FINISH | 63.0 MICROINCHES GRIP | THREAD DIRECTION | RIGHT-HAND | THREAD LENGTH | 0.803 INCHES MINIMUM AND 0.885 INCHES MAXIMUM | THREAD QUANTITY PER INCH | 24 | THREAD SERIES DESIGNATOR | UNF |
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