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National Stock Number:
5306-00-480-0068
Federal Supply Class:
5306
National Item Identification Number:
004800068
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:
| 8469716 | 24446 | GENERAL ELECTRIC COMPANY | | 8469716 | 81893 | GENERAL ELECTRIC CO LYNN RIVER WORKS |
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Techincal Specification:
| FASTENER LENGTH | 1.562 INCHES MINIMUM AND 1.609 INCHES MAXIMUM | | FEATURES PROVIDED | FINISHED HEAD | | GRIP LENGTH | 0.440 INCHES MINIMUM AND 0.520 INCHES MAXIMUM | | HEAD HEIGHT | 0.203 INCHES MINIMUM AND 0.234 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | AN-B-3 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.375 INCHES | | WIDTH BETWEEN FLATS | 0.553 INCHES MINIMUM AND 0.565 INCHES MAXIMUM | | SURFACE FINISH | 125.0 MICROINCHES BEARING SURFACE OF HEAD | | SURFACE FINISH | 125.0 MICROINCHES GRIP | | SURFACE FINISH | 125.0 MICROINCHES THREADS | | SURFACE FINISH | 125.0 MICROINCHES TOP OF HEAD | | SURFACE TREATMENT | CADMIUM OVERALL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.042 INCHES MINIMUM AND 1.169 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 24 | | THREAD SERIES DESIGNATOR | UNF |
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